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  NAMES RRUFF ID IDEAL CHEMISTRY SOURCE LOCALITY OPTIONS
Actinolite R040063 ◻Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)2 University of Arizona Mineral Museum 6789 Harford County, Maryland, USA view
Actinolite R040064 ◻Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)2 University of Arizona Mineral Museum 5318 Ehime Perfecture, Uma Gun, Japan view
Actinolite R050025 ◻Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)2 Eugene Schlepp  Tyrol, Austria view
Actinolite X050001 ◻Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)2 George R. Rossman GRR-232 Siberia, Russia view
Actinolite X050002 ◻Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)2 UCLA MS 2842 Lone Pine Canyon, San Diego County, California, USA view
Actinolite X050003 ◻Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)2 UCLA MS 2843 Cloverdale Highway, California view
Actinolite X050004 ◻Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)2 California Institute of Technology 299 One mile north Summit Reservoir, Berkeley, California view
Actinolite R050336 ◻Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)2 California Institute of Technology W-5612 Kragerø, Norway view
Actinolite R060045 ◻Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)2 University of Arizona Mineral Museum 13272 Colorado, USA view
Actinolite R060041 ◻Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)2 University of Arizona Mineral Museum 4212 Prince of Wales Island, Alaska, USA view
Actinolite R120010 ◻Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)2 Donald Doell  Quebec Lithium Corporation mine, La Corne, Abitibi RCM, Abitibi-Temiscamingue, Quebec, Canada view
Adamite R040130 Zn2(AsO4)(OH) Bob Downs  Mina Ojuela, Mapimi, Durango, Mexico view
Adamite R050020 Zn2(AsO4)(OH) Eugene Schlepp  Mina Ojuela, Mapimi, Durango, Mexico view
Adamite R060593 Zn2(AsO4)(OH) Michael Scott S100793 Tsumeb mine, Tsumeb, Otavi District, Oshikoto, Namibia view
Aeschynite-(Y) R060312 (Y,Ln,Ca,Th)(Ti,Nb)2(O,OH)6 Herb Obodda 013 Hittero, Vest-Agder, Norway view
Aeschynite-(Y) R080045 (Y,Ln,Ca,Th)(Ti,Nb)2(O,OH)6 Herb Obodda  Hittero, Vest-Agder, Norway view
Alfredopetrovite R210014 Al2(Se4+O3)3·6H2O Bob Jenkins  El Dragon mine, Potosi, Bolivia view
Allanpringite R080147 Fe3+3(PO4)2(OH)3·5H2O Steffan Jahn  Mark mine, Essershausen, Weilburg, Wetzlar, Hesse, Germany view
Allophane R070188 Al2O3(SiO2)1.3-2.0·2.5-3.0H2O Michael Scott S102984 Old Gold Hill mine, Tooele County, Utah view
Allophane R120001 Al2O3(SiO2)1.3-2.0·2.5-3.0H2O Robert Jenkins  Juanita mine, Kelly, New Mexico, USA view
Alpha-D lactose monohydrate D120008 David Blake  Synthetic from Aldrich view
Alum-(K) R040134 KAl(SO4)2·12H2O University of Arizona Mineral Museum 9391 Alunite mine, Esmeralda County, Nevada, USA view
Alum-(K) R060014 KAl(SO4)2·12H2O American Museum of Natural History 16802 Tolfa, Italy view
Alum-(K) R060528 KAl(SO4)2·12H2O Michael Scott S100782 El Desierto mine fumaroles, Potosí, Bolivia view
Alumohydrocalcite R061067 CaAl2(CO3)2(OH)4·4H2O Michael Scott S100395 Lubom'ra, Czech Republic view
Alumohydrocalcite R070516 CaAl2(CO3)2(OH)4·4H2O James Shigley  Mount Hamiliton, Santa Clara County, California, USA view
Amphibole R110203 Donald Doell  Bear Lake diggings, Tory Hill, Monmounth Township, Haliburton Co., Ontario, Canada view
Anapaite R050510 Ca2Fe2+(PO4)2·4H2O University of Arizona Mineral Museum 1437 Prats-Sampsor, Spain view
Anapaite R141081 Ca2Fe2+(PO4)2·4H2O Rock Currier  Messel mine, Messel, Darmstadt, Hesse, Germany view
Anorpiment R110016 As2S3 Bob Jenkins  Palomo mine, Huancavelica Department, Peru view
Anthophyllite X050022 ◻Mg2Mg5Si8O22(OH)2 Caltech 22362 Winchester, Riverside County, California, USA view
Anthophyllite R070245 ◻Mg2Mg5Si8O22(OH)2 Michael Scott S105774 Shartash, Zlatoust, Ilmen Mts, Chelyabinsk Oblast', Urals Region, Russia view
Antigorite R070228 Mg3Si2O5(OH)4 Michael Scott S100701 Wood's Chrome Mine (Wood's Mine), Texas, Lancaster County, Pennsylvania, USA view
Antipinite R160005 KNa3Cu2(C2O4)4 Danielle Sotomayor and Keith Wentz  Rowley mine, Maricopa County, Arizona, USA view
Apachite R060694 Cu2+9Si10O29·11H2O Bob Jenkins  Christmas mine, Gila County, Arizona, USA view
Aphthitalite R050651 K3Na(SO4)2 University of Arizona Mineral Museum 13723 Searles Lake, Trona, San Bernardino County, California, USA view
Apjohnite R060231 Mn2+Al2(SO4)4·22H2O Michael Scott S100270 Val d'Adige, Bolzano, Italy view
Apuanite R060674 (Fe2+Fe3+2)(Fe3+2Sb3+4)O12S Michael Scott S101123 Buca della Vena mine, Stazzema, Apuan Alps, Lucca Province, Tuscany, Italy view
Arapovite R060672 (K1-x◻x)(Ca,Na)2U4+Si8O20 [x ≈ 0.5] Michael Scott S100969 Dara-i-Pioz Glacier, Hait, Alayskiy (Alai) Range, Tien Shan Mountains, Tajikistan view
Aravaipaite R100004 Pb3AlF9·H2O William W. Pinch  Grand Reef mine, Klondyke, Aravaipa District, Graham County, Arizona, USA view
Aravaipaite R100032 Pb3AlF9·H2O William W. Pinch  Grand Reef mine, Klondyke, Aravaipa District, Graham County, Arizona, USA view
Argentopyrite R070173 AgFe2S3 Michael Scott S100757 St. Joachimsthal, Bohemia, Czech Republic view
Argentopyrite R090026 AgFe2S3 Mark N. Feinglos  Schaft 209, Aue, Niederschlema, Erzgebirge, Saxony, Germany view
Argentopyrite R090027 AgFe2S3 Mark N. Feinglos  Jáchymov, Ostrov, Krušné Hory Mts, Karlovy Vary Region, Bohemia, Czech Republic view
Arseniopleite R070144 NaCaMnMn2(AsO4)3 Michael Scott S100755 Sjögruvan mine, Grythyttan, Västmanland, Sweden view
Arseniopleite R070166 NaCaMnMn2(AsO4)3 Michael Scott S104846 Varenche Mine, Saint-Barthélemy, Nus, Aosta Valley, Italy view
Arsenolamprite R060680 As Michael Scott S101370 Copiapo, Atacama, Chile view
Arsenopyrite R050071 FeAsS Rock Currier  Yaogangxian mine, Yizhang County, Hunan Province, China view
Arsenopyrite R061082 FeAsS Lloyd Twaites LT 1516 Little Gem mine, Goldbridge, British Columbia, Canada view
Arsenopyrite R070585 FeAsS James Shigley  Standard Consolidated mine, Sumpter District, Baker County, Oregon, USA view
Arsenuranospathite R100008 Al(UO2)2(AsO4)2F·20H2O William Pinch  Krunkelbach valley, Menzenschwand, Schwarzwald, Germany view
Asbolane R070306 Mn4+(O,OH)2·(Co,Ni,Mg,Ca)x(OH)2x·nH2O James Shigley  Porterville, Tulare County, California, USA view
Asbolane R070359 Mn4+(O,OH)2·(Co,Ni,Mg,Ca)x(OH)2x·nH2O Michael Scott S101785 Hachberg, Saint Avold, Moselle, France view
Aspedamite R130014 ◻12(Fe3+,Fe2+)3Nb4[Th(Nb,Fe3+)12O42][(H2O),(OH)]12 Frank C. Hawthorne  Herrebøkasa quarry, Aspedammen, Østfold, Norway view
Aspirin D120010 David Blake  Synthetic view
Aspirin D120019 David Blake  Synthetic; pill is from Traphaco view
Aspirin D120020 David Blake  Synthetic; pill is from Traphaco view
Aspirin D120021 David Blake  Synthetic; pill is from Traphaco view
Aspirin D200001 Bram Mooij  Synthetic from E. Merck AG, Darmstadt view
Astrophyllite R060103 K2NaFe2+7Ti2(Si4O12)2O2(OH)4F University of Arizona Mineral Museum 2924 Brivik, Norway view
Astrophyllite R060202 K2NaFe2+7Ti2(Si4O12)2O2(OH)4F Royal Ontario Museum M27042 Demix Quarry, Mont Saint-Hilaire, Rouville County, Quebec, Canada view
Atorvastatin D120015 David Blake  Synthetic; pill is from Vietnam view
Atorvastatin D120016 David Blake  Synthetic; pill is from Vietnam view
Barioperovskite R110180 BaTiO3 Guangtian Zou  Synthetic view
Bariopharmacosiderite R060571 Ba0.5Fe3+4(AsO4)3(OH)4·5H2O Michael Scott S100251 Barrus mine, Pyramid District, Washoe County, Nevada, USA view
Baryte R040036 Ba(SO4) University of Arizona Mineral Museum 6093 Cumbria County, England view
Baryte X050028 Ba(SO4) Caltech  Barium Queen mine, Barstow, California, USA view
Baryte X050029 Ba(SO4) Caltech  Palos Verdes, California, USA view
Baryte R050342 Ba(SO4) California Institute of Technology W-22127 Palos Verdes, Los Angeles County, California, USA view
Baryte R050335 Ba(SO4) California Institute of Technology W-22142 Bullion Mountains, San Bernardino County, California, USA view
Baryte R050375 Ba(SO4) Eugene Schlepp  unknown view
Barytolamprophyllite R120087 (BaK)Ti2Na3Ti(Si2O7)2O2(OH)2 Michael Scott S100558 Coyote Peak, Orick, Humboldt County, California, USA view
Belovite-(Ce) R070163 NaCeSr3(PO4)3F Michael Scott S105765 Mochalin Log, Kyshtym, Chelyabinsk Oblast', Urals Region, Russia view
Berthierine R110177 (Fe2+,Fe3+,Al)3(Si,Al)2O5(OH)4 Donald Doell  DeMix quarry, Mont St-Hilaire, Quebec view
Berzeliite X060010 (NaCa2)Mg2(AsO4)3 University of Arizona Mineral Museum 2382 Langban, Filipstad, Varmland, Sweden view
Berzeliite R061084 (NaCa2)Mg2(AsO4)3 Michael Scott S101296 Jakobsberg mine, Nordmark, Filipstad, Varmland, Sweden view
Betpakdalite-CaMg R060242 [Ca2(H2O)17Mg(H2O)6][Mo6+8As5+2Fe3+3O36(OH)] William W. Pinch  Tsumeb mine, Tsumeb, Otavi District, Oshikoto, Namibia view
Biphosphammite R070206 (NH4)H2(PO4) Jacqueline Reynard and Gregory Schmidt  Synthetic by Udo J. A. Behner view
Biphosphammite R070411 (NH4)H2(PO4) Michael Scott S104821 Mason Bat Cave, Mason County, Texas, USA view
Biphosphammite R180019 (NH4)H2(PO4) Peter Megaw  Ojuela mine, Mapimí, Municipio de Mapimí, Durango, Mexico view
Böhmite R120133 AlO(OH) Ivano Rocchetti  Maglio-Pornaro, Tretto di Schio, Vicenza, Italy view
Böhmite R120123 AlO(OH) Marcus Origlieri  Sagasen, Telemark, Norway view
Boulangerite R050436 Pb5Sb4S11 University of Arizona Mineral Museum 13704 Noche Buena mine, Noche Buena, Municipio de Mazapil, Zacatecas, Mexico view
Boulangerite R050441 Pb5Sb4S11 University of Arizona Mineral Museum 5495 Sullivan mine, Kimberley, British Columbia, Canada view
Breithauptite R060928 NiSb Royal Ontario Museum M9968 Cobalt, Ontario, Canada view
Brushite R070554 Ca(PO3OH)·2H2O Henry J. Sun  Biogenic view
Calcioaravaipaite R100033 PbCa2AlF9 Natural History Museum of Los Angeles County LACMNH 39338 Grand Reef mine, Klondyke, Aravaipa District, Graham County, Arizona, USA view
Carpathite R060162 C24H12 Marcus Origlieri  Picacho mine, San Benito County, California, USA view
Carpathite R060660 C24H12 Michael Scott S101203 Prospect 500 meters north of Picachos mine, south of New Idria, San Benito County, California, USA view
Carpholite R060608 Mn2+Al2Si2O6(OH)4 Michael Scott S100908 Schlaggenwald, Bohemia, Czechoslovakia view
Caryopilite R070180 Mn2+3Si2O5(OH)4 Michael Scott S102435 Gambatesa Mine, Graveglia Valley, Ne, Genova Province, Liguria, Italy view
Catapleiite R040005 Na2Zr(Si3O9)·2H2O University of Arizona Mineral Museum 16090 Langesundsfjord Eikaholmen Vestfold, Norway view
Catapleiite R060198 Na2Zr(Si3O9)·2H2O Royal Ontario Museum M49592 Mont Saint-Hilaire, Rouville County, Quebec, Canada view
Catapleiite R060208 Na2Zr(Si3O9)·2H2O Royal Ontario Museum M49584 Mont Saint-Hilaire, Rouville County, Quebec, Canada view
Chalcophanite R050451 ZnMn4+3O7·3H2O University of Arizona Mineral Museum 12296 Morenci mine, Morenci, Greenlee County, Arizona, USA view
Chalcophanite R050605 ZnMn4+3O7·3H2O University of Arizona Mineral Museum  Mina Ojuela, Mapimi, Durango, Mexico view
Chalcophanite R060271 ZnMn4+3O7·3H2O Michael Scott S100176 "Glory Hole", Gold Hill mine, Tooele County, Utah, USA view
Chalcophyllite R060702 Cu18Al2(AsO4)4(SO4)3(OH)24·36H2O Bob Jenkins  Majuba Hill, Pershing County, Nevada, USA view
Chalcopyrite R050018 CuFeS2 Eugene Schlepp  Sudbury, Ontario, Canada view
Chalcopyrite R050208 CuFeS2 Lloyd Twaites  Kidd Creek mine, Timmins, Ontario, Canada view
Chalcopyrite R050222 CuFeS2 Bob Downs  Iron Cap mine, Landsman Camp, Graham County, Arizona, USA view
Chalcopyrite R050559 CuFeS2 Dave Bunk Minerals  Recuerdo Vein, Haunzala mine, Huallanca District, Dos de Mayo Province, Huanuco Department, Peru view
Chamosite R060188 (Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8 Lloyd Twaites  Slesse Creek, Chilliwack, British Columbia, Canada view
Chamosite R070728 (Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8 Michael Scott S103487 Mount Shasta, Michigamme, Michigan, USA view
Chapmanite R060910 Fe3+2Sb3+(Si2O5)O3(OH) Royal Ontario Museum M14075 Cobalt, Ontario, Canada view
Chlorapatite R060192 Ca5(PO4)3Cl Luiz Menezes  Parelhas, Rio Grande de Norte, Brazil view
Chloritoid R050334 Fe2+Al2O(SiO4)(OH)2 George Rossman 2341 Selçuk, Mugla Province, Turkey view
Chloritoid R060292 Fe2+Al2O(SiO4)(OH)2 Herb Obodda 080 Pech, Kunar Province, Afghanistan view
Chlorophoenicite R140135 (Mn,Mg,Zn)3Zn2(AsO4)(OH,O)6 Rock Currier  Franklin, Franklin Mining District, Sussex County, New Jersey, USA view
Chloroquine diphosphate D120013 David Blake  Synthetic from Sigma view
Chloroxiphite R060267 Pb3CuO2Cl2(OH)2 Michael Scott S100325 Merehead Quarry, Mendips, Somerset, England view
Chondrodite R040016 Mg5(SiO4)2F2 University of Arizona Mineral Museum 4521 Vastmanland, Kafveltorp, Sweden view
Chondrodite R110158 Mg5(SiO4)2F2 Marcus Origlieri  Pein Pyit, Mogok, Mandalay Division, Burma view
Chrysotile R070088 Mg3Si2O5(OH)4 Lloyd Twaites LT608 Cassiar Asbestos mine, Cassiar, British Columbia, Canada view
Chrysotile R070355 Mg3Si2O5(OH)4 Michael Scott S105818 Nizhniy Tagil, Ural, Russia view
Clinochlore R060725 Mg5Al(AlSi3O10)(OH)8 Bob Jenkins  Crestmore Quarry, Riverside, California, USA view
Clinochlore R061080 Mg5Al(AlSi3O10)(OH)8 Lloyd Twaites LT 1538 Callaghan Creek, Whistler, British Columbia, Canada view
Clinochlore R150146 Mg5Al(AlSi3O10)(OH)8 Leor Goldberg  Kop Dağı, Erzurum, Turkey view
Clinoenstatite X050038 Mg2Si2O6 G.R. Rossman 1654 Bonin Island, Japan view
Clinoenstatite R070276 Mg2Si2O6 Juergen Konzett  Synthetic, at 15 GPa and 1600 C by Juergen Konzett view
Clinoferrosilite R141085 Fe2+2Si2O6 Ch. and H. Schäfer  Caspar quarry, Bellerberg volcano, Ettringen, Mayen, Eifel, Rhineland-Palatinate, Germany view
Clinophosinaite R070202 Na3Ca(SiO3)(PO4) Michael Scott S100441 Tsentrainly mine, Rasvumchorr Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia view
Clinoptilolite-Ca R060662 Ca3(Si30Al6)O72·20H2O Michael Scott S101212 Succor Creek, Malheur County, Oregon, USA view
Clinoptilolite-Ca R061098 Ca3(Si30Al6)O72·20H2O Michael Scott S102070 Fish Creek Quarry, Clackamas River, Estacada, Clackamas County, Oregon, USA view
Clinoptilolite-K R110201 K6(Si30Al6)O72·20H2O Donald Doell  Conejo Volcanics, Agoura, Santa Monica Mountains, Los Angeles County, California, USA view
Clinoptilolite-Na R061099 Na6(Si30Al6)O72·20H2O Michael Scott S102073 Richardson Ranch, Madras, Jefferson County, Oregon, USA view
Clintonite R070196 CaAlMg2(SiAl3O10)(OH)2 California Institute of Technology CIT-2538 Crestmore, Riverside County, California, USA view
Clintonite R070197 CaAlMg2(SiAl3O10)(OH)2 California Institute of Technology CIT-5324 Crestmore Quarry, Riverside County, California, USA view
Clintonite R070229 CaAlMg2(SiAl3O10)(OH)2 Michael Scott S102005 Amity, Warwick Township, Orange County, New York, USA view
Copiapite R060821 Fe2+Fe3+4(SO4)6(OH)2·20H2O Bob Jenkins  Alcaparrosa mine, Tierra Amarilla, Chile view
Copper R061078 Cu Lloyd Twaites LT55 Afton mine, Kamloops, British Columbia, Canada view
Copper R070329 Cu James Shigley  Bad Ems, Lahn Valley, Rhineland-Palatinate, Germany view
Cuprite R050374 Cu2O Eugene Schlepp  unknown view
Cuprite R050384 Cu2O University of Arizona Mineral Museum 9678 Lavender Pit, Bisbee, Warren District, Cochise County, Arizona, USA view
Cuprite R140763 Cu2O Marcus Origlieri UAMM19820 Milpillas mine, Municipio de Santa Cruz, Sonora, Mexico view
Cuproiridsite R070035 Cu(Ir3+Ir4+)S4 Michael Scott S105084 Miass River, Urals, Russia view
Cuprosklodowskite R060570 Cu(UO2)2(SiO3OH)2·6H2O Michael Scott S100303 Musonoi Extension mine, near Kolwezi, Shaba Province, Zaire view
Cuprostibite R060838 Cu2(Sb,Tl) Michael Scott S100912 Mount Nakalak, Ilimaussaq, Greenland view
Cuspidine R060049 Ca8(Si2O7)2F4 University of Arizona Mineral Museum 2225 Ariccia, Rome, Italy view
Cuspidine R130002 Ca8(Si2O7)2F4 Robert Lavinsky  Huanggang(?), Inner Mongolia, China view
Cuspidine R140776 Ca8(Si2O7)2F4 Ch. and H. Schäfer  Caspar quarry, Bellerberg volcano, Ettringen, Mayen, Eifel, Rhineland-Palatinate, Germany view
Davyne R060305 [(Na,K)6(SO4)0.5Cl][Ca2Cl2][(Si6Al6O24)] Michael Scott S100269 Bellerberg, Ettringen, Laacher See, Germany view
Davyne R140771 [(Na,K)6(SO4)0.5Cl][Ca2Cl2][(Si6Al6O24)] Ch. and H. Schäfer  Monte Somma, Somma-Vesuvius Complex, Naples Province, Campania, Italy view
Decrespignyite-(Y) R060302 Y4Cu(CO3)4Cl(OH)5·2H2O Michael Scott S100067 Paratoo mine, Paratoo, South Australia, Australia view
Despujolsite R100208 Ca3Mn4+(SO4)2(OH)6·3H2O Marcus Origlieri  N'Chwaning III mine, Kalahari manganese field, Northern Cape Province, South Africa view
Diaphorite R060173 Ag3Pb2Sb3S8 Ty Balacko TB4 Van Silver mine, Vancouver, British Columbia, Canada view
Diaspore X050055 AlO(OH) RD Shannon 62047- 42 Turkey view
Diaspore R060287 AlO(OH) Herb Obodda 077 Selcuk, Mugla Province, Turkey view
Diaspore R060546 AlO(OH) Gemological Institute of America 22868 Turkey view
Diopside R040009 CaMgSi2O6 University of Arizona Mineral Museum 10012 Otter Lake, Quebec, Canada view
Diopside R040097 CaMgSi2O6 University of Arizona Mineral Museum 4142 Fassathal, Tyrol view
Diopside X050056 CaMgSi2O6 CIT 3477 Maui, Hawaii, USA view
Diopside X050057 CaMgSi2O6 CIT 2135 Natural Bridge, New York, USA view
Diopside X050058 CaMgSi2O6 CIT 7524 Cherbadung, Binntal, Wallis, Switzerland view
Diopside X050059 CaMgSi2O6 G.R. Rossman 1652 Rajasthan, India view
Diopside X050060 CaMgSi2O6 G.R. Rossman 664 DeKalb, New York, USA view
Diopside R050406 CaMgSi2O6 University of Arizona Mineral Museum  unknown view
Diopside R050496 CaMgSi2O6 California Institute of Technology W-20953 New City Quarry, Riverside, Riverside County, Calfornia, USA view
Diopside R050666 CaMgSi2O6 University of Arizona Mineral Museum  Franklin, Sussex County, New Jersey, USA view
Diopside R060061 CaMgSi2O6 University of Arizona Mineral Museum 13744 Oka, near Montreal, Quebec, Canada view
Diopside R060085 CaMgSi2O6 University of Arizona Mineral Museum 4145 Tyrol, Austria view
Diopside R060171 CaMgSi2O6 Guy Ouellet  Jeffrey mine, Asbestos, Quebec, Canada view
Diopside R060276 CaMgSi2O6 Herb Obodda 049 Inagli, Yakutia, Siberia, Russia view
Diopside R060861 CaMgSi2O6 Jennifer Sano  Red Mountain Volcano, NW of Flagstaff, Arizona, USA view
Diopside R070123 CaMgSi2O6 Michael Scott S100417 Yates mine, Otter Lake, Huddersfield Township, Pontiac County, Québec, Canada view
Diopside R090046 CaMgSi2O6 Wendell Wilson  Merelani, Tanzania view
Diopside R110128 CaMgSi2O6 Jack Lowell  Alchori, Pakistan view
Diopside R120003 CaMgSi2O6 Jack Lowell  Chifeng, Inner Mongolia view
Dioptase X050061 CuSiO3·H2O University of Arizona Mineral Museum 14052 Reneville, Democratic Republic of the Congo view
Dioptase R040028 CuSiO3·H2O University of Arizona Mineral Museum 8501 Tantara mine, Democratic Republic of the Congo view
Dioptase R050010 CuSiO3·H2O Eugene Schlepp  Tsumeb mine, Tsumeb, Otavi District, Oshikoto, Namibia view
Dolerophanite R060139 Cu2O(SO4) University of Arizona Mineral Museum 9417 Vesuvius, Italy view
Dolerophanite R070652 Cu2O(SO4) Michael Scott S102948 First scoria cone, Northern Breakthrough (North Breach), Great Fissure (Main Fracture) eruption, Tolbachik volcano, Kamchatka Oblast', Far-Eastern Region, Russia view
Domeykite R070435 Cu3As Michael Scott S103799 Algodones mines, El Algodón, Huasco Province, Atacama Region,Chile view
Donpeacorite R060646 (Mn,Mg)MgSi2O6 Michael Scott S100819 Balmat, Balmat-Edwards Zinc District, St. Lawrence County, New York, USA view
Dypingite R060758 Mg5(CO3)4(OH)2·5H2O Michael Scott S101238 Snarum, Norway view
Dypingite R070086 Mg5(CO3)4(OH)2·5H2O James Shigley  Clear Creek, New Idria District, San Benito County, California, USA view
Elpasolite R061029 K2NaAlF6 Michael Scott S101431 Le Cetine mine, Rosia, Siena Province, Tuscany, Italy view
Elpidite R060064 Na2ZrSi6O15·3H2O University of Arizona Mineral Museum 2921 Narsarsuk, Greenland view
Elpidite R060200 Na2ZrSi6O15·3H2O Royal Ontario Museum M44301 Poudrette Quarry, Mont Saint-Hilaire, Rouville County, Quebec, Canada view
Elpidite R060214 Na2ZrSi6O15·3H2O Royal Ontario Museum M52211 Mont Saint-Hilaire, Rouville County, Quebec, Canada view
Emplectite R070307 CuBiS2 James Shigley  Schwarzenberg District, Erzgebirge, Saxony, Germany view
Empressite R200013 AgTe Joan Rosell, Jordi Ibáñez (Geo3BCN, Barcelona) and Tariq Jawhari (CCiTUB Barcelona) RM2970 Empress Josephine mine , Bonanza, Bonanza Mining District, Saguache Co., Colorado, USA view
Enstatite R040093 Mg2Si2O6 University of Arizona Mineral Museum 4637 Castle Rock, Pennsylvania, USA view
Enstatite R040094 Mg2Si2O6 University of Arizona Mineral Museum 4719 unknown view
Enstatite X050192 Mg2Si2O6 G.R. Rossman 40 Bamble, Norway view
Enstatite X050068 Mg2Si2O6 G.R. Rossman 1655 Kygole, Australia view
Enstatite X050069 Mg2Si2O6 G.R. Rossman 325 India view
Enstatite X050193 Mg2Si2O6 G.R. Rossman 1650 India view
Enstatite X050070 Mg2Si2O6 CIT 11213 Webster, Jackson County, North Carolina, USA view
Enstatite R050644 Mg2Si2O6 Jibamitra Ganguly  Morogoro, Tanzania view
Enstatite R060630 Mg2Si2O6 Gemological Institute of America 11 unknown view
Enstatite R060744 Mg2Si2O6 Herb Obodda 079 Orissa, India view
Enstatite R070097 Mg2Si2O6 Michael Scott S100708 Concord, Pennsylvania, USA view
Enstatite R070418 Mg2Si2O6 Michael Scott S102823 India view
Enstatite R070550 Mg2Si2O6 www.multicolour.com  Tanzania view
Enstatite R070641 Mg2Si2O6 Jibamitra Ganguly  Sri Lanka view
Enstatite R100093 Mg2Si2O6 William W. Pinch  Hunan Province, China view
Enstatite R120168 Mg2Si2O6 Rock Currier  Merensky Reef, Rustenburg, Brushveld District, South Africa view
Enstatite R120174 Mg2Si2O6 Bob Jenkins  Nuestra Señora del Carmen Mines, La Celia, Jumilla, Murcia, Spain view
Eosphorite R050570 Mn2+Al(PO4)(OH)2·H2O University of Arizona Mineral Museum 9110 Lavra da Ilha, Minas Gerais, Brazil view
Eosphorite R050557 Mn2+Al(PO4)(OH)2·H2O Dave Bunk Minerals  Minas Gerais, Brazil view
Eosphorite R060293 Mn2+Al(PO4)(OH)2·H2O Herb Obodda 094 Mawi area, Nuristan, Laghman Province, Afghanistan view
Eosphorite R061055 Mn2+Al(PO4)(OH)2·H2O Royal Ontario Museum M52510 Mendes Pimental Pegmatite, Minas Gerais, Brazil view
Eosphorite R130480 Mn2+Al(PO4)(OH)2·H2O Rock Currier  Taraqual, Minas Gerais, Brazil view
Eosphorite R140390 Mn2+Al(PO4)(OH)2·H2O Gunnar Farber  Seco claim, Taquaral, Brazil view
Ephesite R060848 NaLiAl2(Si2Al2)O10(OH)2 Michael Scott S100913 Postmaasburg, South Africa view
Epididymite R060773 Na2Be2Si6O15·H2O Michael Scott S101300 unknown view
Epididymite R070580 Na2Be2Si6O15·H2O James Shigley  Narsarsuk, Narsaq, Kitaa, Greenland view
Epididymite R110029 Na2Be2Si6O15·H2O Marcus Origlieri  Mount Malosa, Zomba District, Malawi view
Epidote R040089 Ca2(Al2Fe3+)[Si2O7][SiO4]O(OH) University of Arizona Mineral Museum 4485 Grafton County, New Hampshire, USA view
Epidote R040092 Ca2(Al2Fe3+)[Si2O7][SiO4]O(OH) University of Arizona Mineral Museum 2179 Nahant, Massachusetts, USA view
Epidote R050064 Ca2(Al2Fe3+)[Si2O7][SiO4]O(OH) Rock Currier  East Xichang City, Meigu County, Sichuan Province, China view
Epidote R050131 Ca2(Al2Fe3+)[Si2O7][SiO4]O(OH) Dave Bunk Minerals  Calumet mine, Chaffee County, Colorado, USA view
Epidote R050191 Ca2(Al2Fe3+)[Si2O7][SiO4]O(OH) Dave Bunk Minerals  Pampa Blanca, Castrovirreyna Province, Huancavelica Department, Peru view
Epidote R050202 Ca2(Al2Fe3+)[Si2O7][SiO4]O(OH) Bob Downs  Iron Cap mine, Landsman Camp, Graham County, Arizona, USA view
Epidote X050073 Ca2(Al2Fe3+)[Si2O7][SiO4]O(OH) RD Shannon, 62047- 72 Pakistan view
Epidote R050303 Ca2(Al2Fe3+)[Si2O7][SiO4]O(OH) Eugene Schlepp  San Martin mine, Zacatecas, Mexico view
Epidote R070205 Ca2(Al2Fe3+)[Si2O7][SiO4]O(OH) Renato and Adriana Pagano  Jebel Shacro, Morocco view
Epidote R100129 Ca2(Al2Fe3+)[Si2O7][SiO4]O(OH) William W. Pinch  Pakistan-Afganistan view
Epidote R100148 Ca2(Al2Fe3+)[Si2O7][SiO4]O(OH) William W. Pinch  Ethiopia view
Epidote R110127 Ca2(Al2Fe3+)[Si2O7][SiO4]O(OH) Jack Lowell  Alchori, Pakistan view
Epidote R110129 Ca2(Al2Fe3+)[Si2O7][SiO4]O(OH) Jack Lowell   Quetta, Baluchistan, Pakistan view
Epistilbite R061105 Ca3[Si18Al6O48]·16H2O Michael Scott S104446 Berufiord, Iceland view
Epistolite R070396 (Na◻)Nb2Na3Ti(Si2O7)2O2(OH)2(H2O)4 Michael Scott S104615 Tugtup Agtakorfia, Ilimaussaq complex, Narsaq, Kitaa (West Greenland) Province, Greenland view
Epsomite X050074 Mg(SO4)·7H2O Caltech  Death Valley, Inyo County, California, USA view
Epsomite R150060 Mg(SO4)·7H2O Hexiong Yang  Synthetic, purchased from Walgreens view
Erikapohlite R220044 (◻0.5Cu0.5)CuCaZn2(AsO4)3·H2O Robert Lavinsky  Tsumeb, Namibia view
Esperite R060295 PbCa2(ZnSiO4)3 Michael Scott S100232 Parker Shaft, Franklin, Sussex County, New Jersey, USA view
Esperite R070512 PbCa2(ZnSiO4)3 Canadian Museum of Nature LP2006-0222 Parker Shaft, Franklin, Sussex County, New Jersey, USA view
Eucryptite R070248 LiAlSiO4 Michael Scott S104487 Bikita, Masvingo (Fort Victoria), Masvingo District, Mashonaland West, Zimbabwe view
Eurekadumpite R100039 (Cu,Zn)16(Te4+O3)2(AsO4)3Cl(OH)18·7H2O Jeff Weissman  Centennial Eureka mine, Juab County, Utah, USA view
Faustite R060891 ZnAl6(PO4)4(OH)8·4H2O Michael Scott S101025 Bingham Copper mine, Salt Lake County, Utah view
Fayalite X050076 Fe2+2(SiO4) RD Shannon 62047- 8 view
Fayalite X050077 Fe2+2(SiO4) G.R. Rossman 618 synthetic view
Fayalite R070157 Fe2+2(SiO4) James Shigley  Coso Hot Springs, Inyo County, California, USA view
Fayalite R070374 Fe2+2(SiO4) Michael Scott S104909 Little Lake, Lake County, California, USA view
Fayalite R070293 Fe2+2(SiO4) Michael Scott S106013 Pike's Peak, Teller County, Colorado, USA view
Fayalite R100102 Fe2+2(SiO4) American Museum of Natural History B06-045 Bushveld Intrusive, 7 km east of Olepane, Limpopo Province, South Africa view
Fayalite R100103 Fe2+2(SiO4) American Museum of Natural History 89035 Franklin, Sussex County, New Jersey, USA view
Fayalite R100104 Fe2+2(SiO4) American Museum of Natural History 75253 Dannemora, Uppsala Province, Sweden view
Fe2SiO4 spinel X050109 G.R. Rossman 471 Synthesized by Takehiko Yagi in 1974 at the Institute for Solid State Physics, Tokyo University view
Fenaksite R080135 KNaFe2+Si4O10 Michael Scott S105088 Yukspor Mountain, Khibiny Massif, Kola Peninsula, Russia view
Fencooperite R061032 Ba6Fe3+3Si8O23(CO3)2Cl3·H2O Michael Scott S101302 Trumbull Peak, Mariposa County, California, USA view
Ferri-pedrizite R070344 NaLi2(Mg2Fe3+2Li)Si8O22(OH)2 Michael Scott S105090 east Pedriza Massif, Sierra de Guadarrama, Spain view
Ferricopiapite R060721 Fe3+0.67Fe3+4(SO4)6(OH)2·20H2O University of Arizona Mineral Museum 8033 Alcaparrosa mine, near Cerritos Bayos, El Loa Province, Chile view
Ferro-katophorite R050633 Na(NaCa)(Fe2+4Al)(Si7Al)O22(OH)2 Marcus Origlieri  Taguchi mine, Shidara, Kitashidara-Gun, Aichi Prefecture, Japan view
Ferro-pargasite R090015 NaCa2(Fe2+4Al)(Si6Al2)O22(OH)2 Herb Obodda  Basha Valley, Skardu District, Baltistan, Northern Areas, Pakistan view
Ferrosilite X050187 Fe2+2Si2O6 Caltech 418 unknown view
Ferrosilite R070386 Fe2+2Si2O6 Subrata Ghose, collected by Ramberg  Greenland view
Ferrosilite R070387 Fe2+2Si2O6 Jibamitra Ganguly  Central Gneissic Complex (Khtada Lake), British Columbia, Canada view
Fibroferrite R061076 Fe3+(SO4)(OH)·5H2O Michael Scott S101327 Cyprus view
Fluorapatite R040098 Ca5(PO4)3F Marcus Origlieri  Cerro de Mercado mine, Durango, Mexico view
Fluorapatite R050122 Ca5(PO4)3F Carlos and Paulo Vasconcelos  Cruziero mine, San Jose, Minas Gerais, Brazil view
Fluorapatite R050194 Ca5(PO4)3F Dave Bunk Minerals  Siglo XX mine, Llallagua, Bolivia view
Fluorapatite R050192 Ca5(PO4)3F Dave Bunk Minerals  Fulford, Eagle County, Colorado, USA view
Fluorapatite R050274 Ca5(PO4)3F Marcus Origlieri  Minas Gerais, Brazil view
Fluorapatite R060070 Ca5(PO4)3F Dave Bunk  Panasqueira, Portugal view
Fluorapatite X050079 Ca5(PO4)3F Caltech  Durango, Mexico view
Fluorapatite R050340 Ca5(PO4)3F California Institute of Technology W-22416 Buckingham, Quebec, Canada view
Fluorapatite R050369 Ca5(PO4)3F Eugene Schlepp  Russia view
Fluorapatite R050401 Ca5(PO4)3F Bob Downs  Urbano mine, Golconda District, Minas Gerais, Brazil view
Fluorapatite R050529 Ca5(PO4)3F University of Arizona Mineral Museum 3007 Limburg de an Lahn, Germany view
Fluorapatite R050617 Ca5(PO4)3F University of Arizona Mineral Museum 12013 Santa Cruz, Sonora, Mexico view
Fluorapatite R060184 Ca5(PO4)3F Lloyd Twaites  Yates mine, Otter Lake, Quebec, Canada view
Fluorapatite R060333 Ca5(PO4)3F Michael Scott S100044 Lovozero Massif, Kola Peninsula, U.S.S.R. view
Fluorapatite R060421 Ca5(PO4)3F Michael Scott S100073 Levant mine, St. Just, Cornwall, England view
Fluorapophyllite-(K) R040095 KCa4Si8O20F·8H2O University of Arizona Mineral Museum 6031 unknown view
Fluorapophyllite-(K) R050021 KCa4Si8O20F·8H2O Eugene Schlepp  Poona, Maharashtra State, India view
Fluorapophyllite-(K) R050084 KCa4Si8O20F·8H2O Rock Currier  near Ahmednagar, Maharashtra, India view
Fluorapophyllite-(K) R060554 KCa4Si8O20F·8H2O Gemological Institute of America 20 unknown view
Fluorcalciopyrochlore R060288 (Ca,Na)2(Nb,Ti)2O6F Herb Obodda 090 Tatarka River, Krasnoyarskiy Kray, Siberia, Russia view
Fluorcalciopyrochlore R061003 (Ca,Na)2(Nb,Ti)2O6F Michael Scott S101331 Verity property, Blue River, British Columbia, Canada view
Fluorcalciopyrochlore R110198 (Ca,Na)2(Nb,Ti)2O6F Donald Doell  St Lawrence Columbium mine, Oka complex, Oka, Quebec, Canada view
Fluorite R040099 CaF2 Bob Downs  Rock Candy mine, Grand Forks, British Columbia, Canada view
Fluorite R050045 CaF2 Eugene Schlepp  Hunan Province, China view
Fluorite R050046 CaF2 Eugene Schlepp  Shangbao, Lei Yang, Hunan Province, China view
Fluorite R050115 CaF2 Syed Shah  Isthak Valley Iskardu, N.A. Gilgit, Pakistan view
Fluorite R060548 CaF2 Gemological Institute of America 18 unknown view
Fluorlamprophyllite R130421 (SrNa)Ti2Na3Ti(Si2O7)2O2F2 Gunnar Farber  Pocos de Caldas Plateau, Minas Gerais, Brazil view
Fluorophlogopite R040039 KMg3(Si3Al)O10F2 University of Arizona Mineral Museum 4635 Franklin, Sussex County, New Jersey, USA view
Fluorophlogopite R040042 KMg3(Si3Al)O10F2 University of Arizona Mineral Museum 9378 Franklin, Sussex County, New Jersey, USA view
Fluorophlogopite R040075 KMg3(Si3Al)O10F2 University of Arizona Mineral Museum 1429 unknown view
Forsterite R040018 Mg2(SiO4) Bob Downs  Trudy's mine, San Carlos, Gila County, Arizona, USA view
Forsterite R040052 Mg2(SiO4) Hideki Kanazawa of Kyoto University, Japan  Synthetic, Czochralski method view
Forsterite R040057 Mg2(SiO4) Bob Downs  Trudy's mine, San Carlos, Gila County, Arizona, USA view
Forsterite R050117 Mg2(SiO4) Farooq and Nazia Sawal  Sapat, Gilgit, Pakistan view
Forsterite X050080 Mg2(SiO4) G.R. Rossman 1017 synthetic end member view
Forsterite X050081 Mg2(SiO4) G.R. Rossman 1000 East Africa view
Forsterite X050082 Mg2(SiO4) G.R. Rossman 1001 Morales view
Forsterite X050085 Mg2(SiO4) G.R. Rossman 889 Zabargad view
Forsterite X050086 Mg2(SiO4) G.R. Rossman 1345 Sri Lanka view
Forsterite X050087 Mg2(SiO4) G.R. Rossman 1107 China view
Forsterite X050088 Mg2(SiO4) Caltech  San Carlos, Arizona, USA view
Forsterite X050089 Mg2(SiO4) RD Shannon 62047- 46 view
Forsterite X050090 Mg2(SiO4) Caltech  San Carlos, Arizona, USA view
Forsterite R060539 Mg2(SiO4) Gemological Institute of America 19488 Sri Lanka view
Forsterite R060535 Mg2(SiO4) Gemological Institute of America 3600 unknown view
Forsterite R060551 Mg2(SiO4) Gemological Institute of America 25 Kohiston, Pakistan view
Forsterite R100099 Mg2(SiO4) American Museum of Natural History 110942 Synthetic view
Forsterite R100100 Mg2(SiO4) American Museum of Natural History 75382 Scott Creek, Jackson County, North Carolina, USA view
Forsterite R100101 Mg2(SiO4) American Museum of Natural History 75156 Yancey County, North Carolina, USA view
Forsterite R100140 Mg2(SiO4) William W. Pinch  Pakistan view
Galeite R130025 Na15(SO4)5ClF4 Marcus Origlieri  Searles Lake, Trona, San Bernardino County, California, USA view
Galeite R160078 Na15(SO4)5ClF4 Rock Currier  Searles Lake, San Bernardino County, California, USA view
Gaspéite R040157 Ni(CO3) University of Arizona Mineral Museum 10112 Lemieux Township, Gaspe Nord County, Gaspe Peninsula, Quebec, Canada view
Gaspéite R060366 Ni(CO3) Herb Obodda 011 Pilbara Region, Western Australia, Australia view
Gearksutite R050657 CaAlF4(OH)·H2O University of Arizona Mineral Museum 13284 Jamestown, Colorado, USA view
Gersdorffite R070343 NiAsS Michael Scott S103593 Mitterberg, Salzburg, Austria view
Gersdorffite R070304 NiAsS Michael Scott S104592 Aït Ahmane, Bou Azzer, Anti-Atlas Mts, Morocco view
Gersdorffite R070341 NiAsS Michael Scott S104663 Lubietová (Libethen), Banská Bystrica (Neusohl) District, Banskobystrický kraj, Slovak Republic view
Gillespite R060060 BaFe2+Si4O10 University of Arizona Mineral Museum 9721 Incline, California, USA view
Gillespite R061031 BaFe2+Si4O10 Michael Scott S101347 La Madrelena mine, Tres Pozos, Municipio de Tecate, Baja California Norte, Mexico view
Ginorite R070305 Ca2B14O20(OH)6·5H2O James Shigley  Mott Mine, Twenty Mule Team Canyon, Death Valley, Inyo County, California, USA view
Glass-(Pr) R110076 Elizabeth Cairns, University of Edinburgh  Synthetic view
Glaucophane R050333 ◻Na2(Mg3Al2)Si8O22(OH)2 California Institute of Technology W-204 Cazadero, Sonoma County, California, USA view
Glaucophane R070515 ◻Na2(Mg3Al2)Si8O22(OH)2 James Shigley  La Beaume, near Turin, Piedmont, Italy view
Glaucophane R120002 ◻Na2(Mg3Al2)Si8O22(OH)2 Gunnar Farber  Cape Marmari, Grammata Bay, Syros Island, Aegean Sea, Greece view
Graphite R050503 C Marcus Origlieri  Sterling mine, Ogdensburg, New Jersey, USA view
Graphite R090047 C Wendell Wilson  Merelani, Tanzania view
Graphite R120025 C Donald Doell  Saint-Sauveur Graphite occurrence, Saint-Sauveur, Les Pays-d'en-Haut RCM, Laurentides, Québec, Canada view
Griphite R050618 Ca(Mn2+,Na,Li)6Fe2+Al2(PO4)6(F,OH)2 University of Arizona Mineral Museum 7907 Pennington County, South Dakota, USA view
Gypsum R040029 Ca(SO4)·2H2O University of Arizona Mineral Museum 4885 Twin Buttes, Pima County, Arizona, USA view
Gypsum X050096 Ca(SO4)·2H2O Caltech  view
Gypsum X050097 Ca(SO4)·2H2O Caltech  Cave of Swords, Naica, Chihuahua, Mexico view
Gypsum X050098 Ca(SO4)·2H2O Caltech  Lake Mead, Arizona, USA view
Gypsum X050099 Ca(SO4)·2H2O CIT 628 Pomiaia, Italy view
Gypsum R060509 Ca(SO4)·2H2O Michael Scott S100215 Pierre Shale, Hermosa, Custer County, South Dakota, USA view
Hematite R040024 Fe2O3 University of Arizona Mineral Museum 12904 near Covered Wells, Papago Indian Reservation, Arizona, USA view
Hematite X050102 Fe2O3 CIT - 2058 Michigan, USA view
Hematite R050300 Fe2O3 Eugene Schlepp  Argentina view
Hematite R060190 Fe2O3 Lloyd Twaites  Florence mine, Egremont, Cumbria, England view
Hematite R070240 Fe2O3 Michael Scott S103456 Moshgai, Gobi Desert, Mongolia view
Hematite R110013 Fe2O3 University of Arizona Mineral Museum UAMM6901 Itabira, Minas Gerais, Brazil view
Hematophanite R070638 Pb4Fe3+3O8(Cl,OH) William W. Pinch  Kombat mine, Kombat, Grootfontein District, Otjozondjupa Region, Namibia view
Hemimorphite R040117 Zn4(Si2O7)(OH)2·H2O University of Arizona Mineral Museum 16325 Durango, Mexico view
Hemimorphite R070536 Zn4(Si2O7)(OH)2·H2O James Shigley  Potosi mine, Santa Eulalia District, Chihuahua, Mexico view
Holmquistite R070004 ◻Li2(Mg3Al2)Si8O22(OH)2 Michael Scott S103127 Uto, Sodermanland, Sweden view
Holmquistite R130004 ◻Li2(Mg3Al2)Si8O22(OH)2 Don Doell  Quebec Lithium Corporation mine, La Corne, Abitibi RCM, Abitibi-Temiscamingue, Quebec, Canada view
Hopeite R050254 Zn3(PO4)2·4H2O Marcus Origlieri  Broken Hill mine, Kabwe, Zambia view
Hopeite R130562 Zn3(PO4)2·4H2O Eric van Valkenburg  Broken Hill mine, Kabwe, Zambia view
Hydroniumjarosite R060402 (H3O)Fe3+3(SO4)2(OH)6 American Museum of Natural History 21997 Cyprus, Greece view
Hydropyrochlore R060980 (H2O,◻)2Nb2(O,OH)6(H2O) Bob Jenkins  Lueshe mine, Kivu, Democratic Republic of the Congo view
Hydroxyapophyllite-(K) R050169 KCa4Si8O20(OH,F)·8H2O Marcus Origlieri  Christmas mine, Christmas, Gila County, Arizona, USA view
Hydroxyapophyllite-(K) R110121 KCa4Si8O20(OH,F)·8H2O Marcus Origlieri  Kandivali quarry, Malad (near Poona), Marashtra State, India view
Hydroxylapatite R050512 Ca5(PO4)3OH American Museum of Natural History 15214 Moneta Island, Mayeguez, Puerto Rico, USA view
Hydroxylapatite R060180 Ca5(PO4)3OH Julian Gray  Holly Springs, Georgia, USA view
Hydroxylapatite R100225 Ca5(PO4)3OH Luiz Menezes  Sapo mine, Goiabeira, Minas Gerais, Brazil view
Hydroxylapatite R130713 Ca5(PO4)3OH Robert Lavinsky  Wessels mine, Kalahari manganese field, Northern Cape Province, South Africa view
Hydroxylhedyphane R070425 Ca2Pb3(AsO4)3(OH) Michael Scott S102181 Langban, Filipstad, Varmland, Sweden view
Hydroxylpyromorphite R200007 Pb5(PO4)3(OH) Warren Lazar  Western end of Pusch Ridge in the Santa Catalina Mountains, north of Tucson, Pima County, Arizona, USA view
Ilmenite R060149 Fe2+Ti4+O3 Marcus Origlieri  Faraday Property, Bancroft District, Ontario, Canada view
Ilmenite R130214 Fe2+Ti4+O3 Don Doell  Mont St-Hilaire, Quebec, Canada view
Isocubanite R090050 CuFe2S3 Lloyd Twaites LT1378  Henderson #2 mine, Chibougamau, Quebec, Canada view
Isoferroplatinum R080067 Pt3Fe Michael Scott S102376 Chocó Department, Colombia view
Kaliborite R060352 KHMg2B12O16(OH)10·4H2O Herb Obodda 008 Inder Boron deposit, Atyrau (Gur'yev), Atyrau Oblast', Kazakhstan view
Kaliophilite R061113 KAlSiO4 Michael Scott S100866 Bolsena, Lazio, Italy view
Kamphaugite-(Y) R080085 CaY(CO3)2(OH)·H2O Peter Cristofono  Ashland, Massachusetts, USA view
Kapellasite R140623 Cu3Zn(OH)6Cl2 Stefan Schorn  Sounion mine No. 19, Lavrion District, Attikí Prefecture, Greece view
Kapustinite R060896 Na6ZrSi6O16(OH)2 Michael Scott S100956 Palitra pegmatite, Kedykverpakhk Mountain, Lovozero Massif, Russia view
Katoptrite R140009 Mn2+13Al4Sb5+2O20(SiO4)2 Rock Currier  Brattfors mine, Nordmark, Filipstad, Värmland, Sweden view
Kempite R070679 Mn2+2Cl(OH)3 Michael Scott S106035 Oktyabr'sky mine, Noril'sk, Putoran Mts, Taymyrskiy Autonomous Okrug, Eastern-Siberian Region, Russia view
Kenoplumbomicrolite R130729 (Pb,◻)2Ta2O6[◻,(OH),O] Donald Doell  Ploskaya Mountains, Keivy Massif, Kola, Russian Federation view
Khinite R080124 Cu2+3PbTe6+O6(OH)2 William W. Pinch  400 ft. level, Empire mine, Tombstone, Arizona view
Kipushite R060826 Cu6(PO4)2(OH)6·H2O Michael Scott S101188 Shaba Provence, Zaire view
Kornerupine R050214 (Mg,Fe2+,Al,◻)10(Si,Al,B)5O21(OH,F)2 Jibamitra Ganguly  Sri Lanka view
Kornerupine R100155 (Mg,Fe2+,Al,◻)10(Si,Al,B)5O21(OH,F)2 William W. Pinch  Sri Lanka view
Krauskopfite R070657 BaSi2O5·3H2O Michael Scott S105171 Rush Creek, Fresno County, California, USA view
Krupkaite R061038 PbCuBi3S6 Michael Scott S101153 Vysna Boca, Slovakia view
Krupkaite R070310 PbCuBi3S6 James Shigley  MaGruder Peak Quadrangle, near Goldfield, Esmerelda County, Nevada, USA view
Krupkaite R100098 PbCuBi3S6 Peter Megaw  Julcani District, Peru view
Kupletskite R110176 K2NaMn2+7Ti2(Si4O12)2O2(OH)4F Donald Doell  Mont St-Hilaire, Quebec, Canada view
Kupletskite-(Cs) R060929 Cs2NaMn2+7Ti2(Si4O12)2O2(OH)4F Michael Scott S100984 Dara-i-Pioz, Garm region, Tajikistan view
Lamprophyllite R070200 (SrNa)Ti2Na3Ti(Si2O7)2O2(OH)2 James Shigley  Windy Boy Peak, Bearpaw Mountains, Hill County, Montana, USA view
Lamprophyllite R070284 (SrNa)Ti2Na3Ti(Si2O7)2O2(OH)2 Michael Scott S105823 Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia view
Lamprophyllite R130420 (SrNa)Ti2Na3Ti(Si2O7)2O2(OH)2 Gunnar Farber  Pocos de Caldas Plateau, Minas Gerais, Brazil view
Lead R070280 Pb Michael Scott S100997 Laurion, Greece view
Lead R070193 Pb James Shigley  Langban, Filipstad, Varmland, Sweden view
Lepidocrocite R050454 Fe3+O(OH) University of Arizona Mineral Museum 16088 Malvern, Chester County, Pennsylvania, USA view
Lepidolite X050113 K(Li,Al)3(Si,Al)4O10(F,OH)2 Caltech  Stewart mine, Pala, California, USA view
Lepidolite X050114 K(Li,Al)3(Si,Al)4O10(F,OH)2 Caltech  Coolgardie, Western Australia, Australia view
Leucophanite R050004 NaCaBeSi2O6F University of Arizona Mineral Museum 2925 Langesundfjord, Norway view
Leucophanite R060199 NaCaBeSi2O6F Royal Ontario Museum M31735 Mont Saint-Hilaire, Rouville County, Quebec, Canada view
Leucophanite R060207 NaCaBeSi2O6F Royal Ontario Museum M49430 Mont Saint-Hilaire, Rouville County, Quebec, Canada view
Leucophoenicite R060308 Mn2+7(SiO4)3(OH)2 Michael Scott S100253 Parker Shaft, Franklin, Sussex County, New Jersey, USA view
Leucophoenicite R150131 Mn2+7(SiO4)3(OH)2 Steven Kuitems  Franklin, Sussex County, New Jersey, USA view
Leucophosphite R060338 KFe3+2(PO4)2(OH)·2H2O Michael Scott S100184 Gunheath pit, St. Austell, Cornwall, England view
Leucophosphite R080126 KFe3+2(PO4)2(OH)·2H2O Thomas A. Loomis TL-41 Tip Top mine, Custer County, South Dakota, USA view
Leucosphenite R060201 Na4BaTi2B2Si10O30 Royal Ontario Museum M41878 Poudrette Quarry, Mont Saint-Hilaire, Rouville County, Quebec, Canada view
Lipscombite R220008 Fe2+Fe3+2(PO4)2(OH)2 Ron Gibbs  Silver Coin Mine, Valmy, Iron Point Mining District, Humboldt County, Nevada, USA view
Lipuite R140946 KNa8Mn3+5Mg0.5[Si12O30(OH)4](PO4)O2(OH)2·4H2O Jaco and Tania Janse van Nieuwenhuizen  N'Chwaning III mine, Kalahari manganese field, Northern Cape Province, South Africa view
Lithiophilite R070303 LiMn2+(PO4) James Shigley  Vittaniemi, Erajarvi, Orivesi, Etela-Suomen Laani, Finland view
Lithiophilite R100096 LiMn2+(PO4)   Foote mine, Kings Mountain, North Carolina, USA view
Lithiophorite R070083 (Al,Li)(Mn4+,Mn3+)O2(OH)2 James Shigley  Sausalito Road Quarry, Sausalito, Marine County, California, USA view
Lithiophosphate R100092 Li3(PO4) Luiz Menezes   Cachoeira mine, Itinga, Minas Gerais, Brazil view
Lobanovite R120068 K2Na(Fe2+4Mg2Na)Ti2(Si4O12)2O2(OH)4 Donald Doell  Apatitovaya Mt., Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia view
Loparite-(Ce) R070251 (Na,Ce,Sr)(Ce,Th)(Ti,Nb)2O6 Michael Scott S105531 Maly Mannepakhk Mt (Malyi Mannepakhk Mt), Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia view
Lópezite R070043 K2Cr2O7 Michael Scott S101397 Synthetic, made in the Czech Republic view
Mackinawite R060388 (Fe,Ni)1+xS (x = 0-0.07) Michael Scott S100089 Hitura, Finland view
Mackinawite R070302 (Fe,Ni)1+xS (x = 0-0.07) James Shigley  Wannaway Prospect, near Kalgoorlie, Western Australia, Australia view
Magnesio-riebeckite R060037 ◻Na2(Mg3Fe3+2)Si8O22(OH)2 University of Arizona Mineral Museum 4236 Pollone, Piedmont, Italy view
Magnesio-riebeckite R070002 ◻Na2(Mg3Fe3+2)Si8O22(OH)2 Michael Scott S100846 Alto Chapare, Cochabamba Department, Bolivia view
Magnesiocarpholite R140873 MgAl2Si2O6(OH)4 Stefan Schorn  Sengelbach valley, Biesenrode, Wippra Metamorphic Zone, Harz, Saxony-Anhalt, Germany view
Magnesiochlorophoenicite R140719 Mg3Zn2(AsO4)(OH,O)6 Rock Currier  Sterling mine, Sterling Hill, Ogdensburg, Franklin Mining District, Sussex County, New Jersey, USA view
Magnesiocopiapite R060155 MgFe3+4(SO4)6(OH)2·20H2O University of Arizona Mineral Museum 12789 Denver mine, Santa Cruz County, Arizona, USA view
Magnesiotaaffeite-2N'2S R070555 Mg3BeAl8O16 www.multicolour.com   Tunduru, Tanzania view
Magnesiotaaffeite-2N'2S X090001 Mg3BeAl8O16 William W. Pinch  Ratnapura, Sri Lanka view
Magnesiotaaffeite-2N'2S R090035 Mg3BeAl8O16 William W. Pinch  Ratnapura District, Sri-Lanka view
Magnetoplumbite R060074 PbFe3+12O19 University of Arizona Mineral Museum 16289 Langban, Filipstad, Varmland, Sweden view
Manganoneptunite R060901 KNa2LiMn2+2Ti2Si8O24 Royal Ontario Museum M52451 Mont St. Hilaire, Quebec, Canada view
Manganoneptunite R130094 KNa2LiMn2+2Ti2Si8O24 Michael Scott S100990 Mount Kurnasurt, Lovozero Massif, Kola Peninsula, USSR view
Mapimite R080002 Zn2Fe3+3(AsO4)3(OH)4·10H2O William W. Pinch, from M Romero 5749 Level 5 between Palomes Oriente and San Carlos, Ojuela mine, Mapimi, Durango, Mexico view
Marialite R040043 Na4Al3Si9O24Cl University of Arizona Mineral Museum 8081 Gouverneur, New York, USA view
Marialite R040113 Na4Al3Si9O24Cl University of Arizona Mineral Museum 4398 Gouverneur, New York, USA view
Marialite R050123 Na4Al3Si9O24Cl Syed Shah  Pakistan view
Marialite R060297 Na4Al3Si9O24Cl Herb Obodda 050 Morogoro District, Marasi, Tanzania view
Marialite R060469 Na4Al3Si9O24Cl Michael Scott S100276 Mpwa-Mpwa mine, Umba Valley, near Arusha, Tanzania view
Marialite R060458 Na4Al3Si9O24Cl Michael Scott S100219 Dading, Nepal view
Marialite R060526 Na4Al3Si9O24Cl Michael Scott S100229 Minas Gerais, Brazil view
Marialite R070689 Na4Al3Si9O24Cl Michael Scott S100902 Itaguassu, Espirito Santo State, Brazil view
Marialite R100112 Na4Al3Si9O24Cl Robert Woodside  Sar-e-Sang District, Koksha Valley, Badakhshan Province, Afghanistan view
Marialite R100167 Na4Al3Si9O24Cl Mineralogical Museum, Harvard University 135997 Mapapwa, Dodoma, Tanzania view
Maricopaite R120147 Ca2Pb7(Si36Al12)O99·n(H2O,OH) Bob Jenkins and Ron Gibbs  Moon Anchor mine, Hummingbird Spring, Big Horn Mts, Maricopa County, Arizona, USA view
Meionite R040169 Ca4Al6Si6O24(CO3) University of Arizona Mineral Museum 12235 Black Hills, South Dakota, USA view
Melanophlogite R060863 C2H17O5·Si46O92 Michael Scott S100869 6 miles east of Mount Hamilton, Santa Clara County, California, USA view
Melanophlogite R110071 C2H17O5·Si46O92 Renato & Adriana Pagano  Giona mine, Milena, Caltanissetta Province, Sicily, Italy view
Melanostibite R200016 Mn2Fe3+Sb5+O6 Markus and Stefan Wiklund #00008 Langban mine, Filipstad, Varmland, Sweden view
Meliphanite R060786 Ca4(Na,Ca)4Be4AlSi7O24(F,O)4 Michael Scott S101068 Brevig, Norway view
Mendipite R050669 Pb3O2Cl2 University of Arizona Mineral Museum 9713 Mendip Hills, Higher Pits, Somerset, England view
Mesolite R040139 Na2Ca2(Si9Al6)O30·8H2O University of Arizona Mineral Museum 9618 Lake Superior beach, 41 miles north of Tofte, Minnesota, USA view
Mesolite R040140 Na2Ca2(Si9Al6)O30·8H2O University of Arizona Mineral Museum 16169 Challis, Idaho, USA view
Mesolite R050013 Na2Ca2(Si9Al6)O30·8H2O University of Arizona Mineral Museum 10480 Poona, Maharashtra, India view
Microlite R070058 (Ca,Na)2Ta2(O,OH,F)7 Michael Scott S105081 Kyoktogai pegmatite field, Altai, Xinjinag Province, China view
Molybdophyllite R070222 Pb8Mg9[Si10O28(OH)8O2(CO3)3]·H2O Michael Scott S100445 Langban, Filipstad, Varmland, Sweden view
Mopungite R140229 NaSb5+(OH)6 Rock Currier  Desert Peak, Nevada, USA view
Mopungite R220042 NaSb5+(OH)6 Erica Bittarello  Pereta mine, Tuscany, Italy view
Mordenite R061118 (Na2,Ca,K2)4(Al8Si40)O96·28H2O Michael Scott S103493 Chipman's Brook, Nova Scotia, Canada view
Mordenite R070524 (Na2,Ca,K2)4(Al8Si40)O96·28H2O James Shigley  Calapooya River, near Dollar, Linn County, Oregon, USA view
Murphyite R210011 Pb(Te6+O4) Bruce Murphy  Grand Central mine, Tombstone, Arizona, USA view
Muscovite R040104 KAl2(Si3Al)O10(OH)2 University of Arizona Mineral Museum 8520 unknown view
Muscovite R040108 KAl2(Si3Al)O10(OH)2 University of Arizona Mineral Museum 9528 USSR view
Muscovite R040124 KAl2(Si3Al)O10(OH)2 Bob Downs  Garnet Hill, Pennsylvania, USA view
Muscovite R050080 KAl2(Si3Al)O10(OH)2 Rock Currier  Brazil view
Muscovite R050188 KAl2(Si3Al)O10(OH)2 Dave Bunk Minerals  Sapinero, near Blue Mesa Reservoir, Gunnison County, Colorado, USA view
Muscovite R050198 KAl2(Si3Al)O10(OH)2 University of Arizona Mineral Museum 8433 California, USA view
Muscovite X050119 KAl2(Si3Al)O10(OH)2 Caltech  Blue Lady mine, Chihuahua Valley, San Diego County, California, USA view
Muscovite R060182 KAl2(Si3Al)O10(OH)2 Lloyd Twaites  Reliance mine, Mica Mountain, Tete Juane Cache, British Columbia, Canada view
Muscovite R060266 KAl2(Si3Al)O10(OH)2 Michael Scott S100304 Bolet, Vasterbotten, Sweden view
Muscovite R061120 KAl2(Si3Al)O10(OH)2 Michael Scott S103197 Aracuai City, Minas Gerais, Brazil view
Muscovite R100147 KAl2(Si3Al)O10(OH)2 Mineralogical Museum, Harvard University 103128 Blue Mountain Quarry, Methuen Township, Petersborough County, Ontario, Canada view
Nakauriite R060842 Cu8(SO4)4(CO3)(OH)6·48H2O Bob Jenkins  Gabbs, Nevada, USA view
Nakauriite R060976 Cu8(SO4)4(CO3)(OH)6·48H2O Michael Scott S101440 Nakauri mine, Aichi Prefecture, Japan view
Natropalermoite R130092 Na2SrAl4(PO4)4(OH)4 Benjamin N. Schumer  Palermo No. 1 mine, Groton, New Hampshire, USA view
Nepheline R040025 Na3K(Al4Si4O16) University of Arizona Mineral Museum 6304 Bancroft, Ontario, Canada view
Nepheline R060581 Na3K(Al4Si4O16) Michael Scott S100810 Capo di Bova, Via Appia Antica, Rome, Italy view
Nepheline R090059 Na3K(Al4Si4O16) Dudley Blauwet  Lajuar Madan, Sar-e-Sang District, Badakhshan, Afghanistan view
Népouite R120106 Ni3Si2O5(OH)4 Bill & Sandy Bowman  Nepoui mine, New Caledonia view
Neptunite R060628 KNa2LiFe2+2Ti2Si8O24 Gemological Institute of America 02 California, USA view
Neptunite R060746 KNa2LiFe2+2Ti2Si8O24 California Institute of Technology 12952 San Benito Mountains, San Benito County, California, USA view
Nickelphosphide R070134 Ni3P Michael Scott S105082 northwest Africa 1054 meteorite, Morocco view
Niobophyllite R110048 K2NaFe2+7(Nb,Ti)2(Si4O12)2O2(OH)4(O,F) Donald M Doell  Mount Malosa, Zomba District, Malawi view
Nitratine R050394 Na(NO3) Mark Candee  Tarapaca, Chile view
Nitratine R050658 Na(NO3) University of Arizona Mineral Museum 2492 Peru view
Nontronite X050120 Na0.3Fe3+2(Si,Al)4O10(OH)2·nH2O CIT H-33a  Garfield, near Spokane, Washington view
Nontronite X050121 Na0.3Fe3+2(Si,Al)4O10(OH)2·nH2O CIT H-33b  Mineto, near Spokane, Washington, USA view
Nontronite R070286 Na0.3Fe3+2(Si,Al)4O10(OH)2·nH2O Michael Scott S103144 Andreasberg, Sachsen, Germany view
Northupite R060156 Na3Mg(CO3)2Cl Marcus Origlieri  Searles Lake, San Bernardino County, California, USA view
Omphacite R061129 (Ca,Na)(Mg,Fe,Al)Si2O6 Michael Scott S104252 near Occidental, Sonoma County, California, USA view
Omphacite R110038 (Ca,Na)(Mg,Fe,Al)Si2O6 William W Pinch  Kefalos Hill, Skotini Bay, Galissas, Syros Island, Aegean Sea, Greece view
Opal R060652 SiO2·nH2O Gemological Institute of America 23128 Ethiopia view
Opal R060653 SiO2·nH2O Gemological Institute of America 4021A Brazil view
Opal R060651 SiO2·nH2O Gemological Institute of America 4570 Mexico view
Opal R060650 SiO2·nH2O Gemological Institute of America 6029 Idaho, USA view
Opal X070002 SiO2·nH2O Taka Yamanaka  Synthetic view
Opal X070003 SiO2·nH2O Taka Yamanaka  Synthetic view
Opal R070627 SiO2·nH2O www.multicolour.com  Madagascar view
Opal X080017 SiO2·nH2O Gemological Institute of America 14329 Synthetic view
Opal X080018 SiO2·nH2O Gemological Institute of America 21794 Synthetic view
Opal R100149 SiO2·nH2O William W. Pinch  Sri Lanka view
Opal R110107 SiO2·nH2O Gemological Institute of America 10-12-2010-12 Synthetic view
Orpiment R060105 As2S3 University of Arizona Mineral Museum 14058 Mercur, Utah, USA view
Orpiment R060116 As2S3 University of Arizona Mineral Museum 11828 Quiruvilca, Peru view
Orthogersdorffite R070342 NiAsS Michael Scott S104664 Leichtenberg, Fichtelgebirge, Franconia, Bavaria, Germany view
Orthoserpierite R050292 CaCu4(SO4)2(OH)6·3H2O Peter Megaw  Platosa mine, Bermijillo, Durango, Mexico view
Orthoserpierite R060793 CaCu4(SO4)2(OH)6·3H2O Bob Jenkins  Mi Fiel Rosita mine, Bolsico District, Copiapo, Chile view
Orthoserpierite R060977 CaCu4(SO4)2(OH)6·3H2O Michael Scott S101453 Copper Creek, Galuiro Mountains, Pinal County, Arizona, USA view
Oswaldpeetersite R060529 (UO2)2(CO3)(OH)2·4H2O Michael Scott S100783 Jomac mine, San Juan County, Utah, USA view
Oxyphlogopite R141078 K(Mg,Ti,Fe)3[(Si,Al)4O10](O,F)2 Ch. and H. Schäfer  Graulay, Hillesheim, Eifel, Rhineland-Palatinate, Germany view
Oxyphlogopite R141079 K(Mg,Ti,Fe)3[(Si,Al)4O10](O,F)2 Ch. and H. Schäfer  Nickenicher Sattel, Nickenich, Eifel, Germany view
Pääkkönenite R060709 Sb2AsS2 Bob Jenkins  Caiwa mine, Danfeng, Shangluo Prefecture, Shaanxi, Northwest Region, China view
Pääkkönenite R090073 Sb2AsS2 William W. Pinch  Damingshan Mountain area, Defeng, Shanglin County, Guangxi Province, China view
Pabstite R060386 BaSnSi3O9 Michael Scott S100328 Kalkar Quarry, Santa Cruz County, California, USA view
Pachnolite R070596 NaCaAlF6·H2O James Shigley  Ivigtut, Arsuk, Kitaa Province, Greenland view
Painite X050128 CaZrAl9O15(BO3) G.R. Rossman 417 Ohngaing Village, Mogok, Burma view
Painite R060957 CaZrAl9O15(BO3) Marcus Origlieri  Ohngaing Village, Mogok, Burma view
Painite R100164 CaZrAl9O15(BO3) William W. Pinch  Mogok, Burma view
Palenzonaite R060455 (NaCa2)Mn2+2(VO4)3 Michael Scott S100207 Molinello mine, Val Graveglia, Genova Province, Liguria, Italy view
Palermoite R120141 Li2SrAl4(PO4)4(OH)4 Benjamin N. Schumer  Palermo No. 1 mine, Groton, New Hampshire, USA view
Palermoite R130090 Li2SrAl4(PO4)4(OH)4 William W. Pinch and Don Doell  Palermo mine, North Groton, New Hampshire, USA view
Palladium R070339 Pd Michael Scott S105927 Gongo Soco mine, Quadrilátero Ferrífero, Minas Gerais; Southeast, Brazil view
Papagoite R040182 CaCuAlSi2O6(OH)3 University of Arizona Mineral Museum 10049 Ajo, Pima County, Arizona, USA view
Parabrandtite R220028 Ca2Mn2+(AsO4)2·2H2O Bob Jenkins  Cobriza mine, Sacramento District, Copiapó Province, Chile view
Parabutlerite R060754 Fe3+(SO4)(OH)·2H2O Michael Scott S101228 Chuquicamata, Chile view
Parabutlerite R070547 Fe3+(SO4)(OH)·2H2O James Shigley  Chuquicamata mine, Calama, El Loa Province, Antofogasta, Chile view
Parabutlerite R110161 Fe3+(SO4)(OH)·2H2O George Rossman, California Institute of Technology GRR242, CIT8170 Saghand, near Yazd, Iran view
Paracetamol D120007 David Blake  Synthetic from Sigma view
Paracoquimbite R050351 Fe3+4(SO4)6(H2O)12·6H2O California Institute of Technology W-19151 Cyprus view
Paracoquimbite R140266 Fe3+4(SO4)6(H2O)12·6H2O Ken Roberts  Liaoning province, China view
Paradamite R050582 Zn2(AsO4)(OH) University of Arizona Mineral Museum 13752 Ojuela mine, Mapimi, Durango, Mexico view
Parafransoletite R130056 Ca3Be2(PO4)2(PO3OH)2·4H2O Thomas A. Loomis TL-19 Tip Top mine, Custer, South Dakota, USA view
Paragonite R050447 NaAl2(Si3Al)O10(OH)2 Marcus Origlieri  Switzerland view
Parahopeite R050463 Zn3(PO4)2·4H2O University of Arizona Mineral Museum 13695 Broken Hill mine, Kabwe, Zambia view
Parakeldyshite R120048 Na2ZrSi2O7 Donald Doell  Alluaiv Mt., Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia view
Paralaurionite R050271 PbCl(OH) Marcus Origlieri  Tiger, Pinal County, Arizona, USA view
Paralaurionite R100178 PbCl(OH) Bob Jenkins  Sierra Gorda, Antofagasta Province, Chile view
Paramontroseite R050391 VO2 University of Arizona Mineral Museum 1743 J.J. mine, Buell Canyon District, Montrose County, Colorado, USA view
Parapierrotite R060397 TlSb5S8 Michael Scott S100098 Lookout Pass Area, southeast Tooele County, Utah, USA view
Pararealgar R140447 As4S4 Rock Currier  Getchell mine, Adam Peak, Potosi District, Osgood Mts, Humboldt County, Nevada, USA view
Pararealgar R150123 As4S4 Michael Scott S106210  U.S. Borax mine, Kramer Borate deposit, Boron, California, USA view
Pararobertsite R120119 Ca2Mn3+3(PO4)3O2·3H2O Thomas A. Loomis. Anthony R. Kampf provided a few crystals (Kampf 2000).  Tip Top mine, Custer, South Dakota, USA view
Pararsenolamprite R060772 As Michael Scott S101097 Mukuno mine, Ouita, Japan view
Parascholzite R060806 CaZn2(PO4)2·2H2O Michael Scott S100832 Tip Top mine, Fourmile, Custer District, Custer County, South Dakota, USA view
Parasibirskite R110009 Ca2B2O5·H2O Jin-Xiao Mi  Synthetic view
Parasymplesite R150137 Fe2+3(AsO4)2·8H2O Jeremie Pfister  Kiura Mine, Oita Pref., Kyushu Island, Japan view
Paratacamite R160009 Cu3(Cu,Zn)Cl2(OH)6 Robert Jenkins  Torrecillas mine, Salar Grande, Iquique Provence, Chile view
Paratooite-(La) R110066 (La,Ca,Na,Sr)6Cu(CO3)8 Renato & Adriana Pagano  Paratoo mine, Yunta, South Australia view
Parauranophane R060962 Ca(UO2)2(SiO3OH)2·5H2O Michael Scott S101399 Teofilo Otoni, Minas Gerais, Brazil view
Parauranophane R120075 Ca(UO2)2(SiO3OH)2·5H2O Donald Doell  Capoeira pegmatite, Parelhas, Borborema mineral province, Rio Grande do Norte, Brazil view
Paravauxite R040179 Fe2+Al2(PO4)2(OH)2·8H2O University of Arizona Mineral Museum 11446 Mina Siglo XX, Llallagua, Bolivia view
Paravauxite R050314 Fe2+Al2(PO4)2(OH)2·8H2O Eugene Schlepp  Siglo XX mine, Llallagua, Bolivia view
Paravauxite R050468 Fe2+Al2(PO4)2(OH)2·8H2O University of Arizona Mineral Museum 8180 Llallagua, Bustillos Province, Potosi, Bolivia view
Paravauxite R050577 Fe2+Al2(PO4)2(OH)2·8H2O University of Arizona Mineral Museum 2414 Llallagua, Bolivia view
Paravinogradovite R060834 (Na,◻)2(Ti4+,Fe3+)4(Si2O6)2(Si3AlO10)(OH)4·H2O Michael Scott S101009 Kukisvumchorr Mountain, Khibiny Massif, Kola Peninsula, Russia view
Pargasite R050321 NaCa2(Mg4Al)(Si6Al2)O22(OH)2 Frank Hawthorne  Soper River, near Kimmirut, Baffin Island, Nunavut, Canada view
Pargasite R060072 NaCa2(Mg4Al)(Si6Al2)O22(OH)2 Marcus Origlieri  Pein Pyit, Mogok, Burma view
Pargasite R060632 NaCa2(Mg4Al)(Si6Al2)O22(OH)2 Gemological Institute of America 08 unknown view
Pargasite R130006 NaCa2(Mg4Al)(Si6Al2)O22(OH)2 Don Doell  Bear Lake diggings (Gibson Road Western occurrence), Gooderham, Monmouth Township, Haliburton County, Ontario, Canada view
Parisite-(Ce) R050308 CaCe2(CO3)3F2 Eugene Schlepp  Muzo, Bogota, Colombia view
Parisite-(Ce) R120061 CaCe2(CO3)3F2 Donald Doell  Snowbird mine, Fish Creek, Alberton, Mineral County, Montana, USA view
Parisite-(Ce) R120065 CaCe2(CO3)3F2 Donald Doell  East Kemptville Tin mine, East Kemptville, Argyle, Yarmouth Co., Nova Scotia, Canada view
Parisite-(La) R130687 CaLa2(CO3)3F2 Luiz Menezes  Novo Horizonte, Bahia, Brazil view
Parkerite R070056 Ni3(Bi,Pb)2S2 Michael Scott S105052 Otjabrsky deposit, Norilsk ore district, Russia view
Parsonsite R060154 Pb2(UO2)(PO4)2 Marcus Origlieri  Faye, near Grury, France view
Parthéite R130077 Ca2(Si4Al4)O15(OH)2·4H2O Biljana Lazic  Denezhkin Kamen, Urals Region, Russia view
Pascoite R060574 Ca3V5+10O28·17H2O Michael Scott S100803 Arrowhead Claim, Slick Rock, San Miguel County, Colorado, USA view
Patrónite R070737 VS4 Michael Scott S103225 Ragra Mine (Minasragra), Junín, Cerro de Pasco, Alcides Carrión Province, Pasco Department, Peru view
Paulingite-Ca R120023 (Ca,K,Na,Ba,◻)10(Si,Al)42O84·34H2O Dr. Jürgen Wachsmuth  Vinařická hora hill, Kladno, Central Bohemian Region, Czech Republic view
Paulingite-K R070604 (K,Ca,Na,Ba,◻)10(Si,Al)42O84·34H2O James Shigley  Squaw Creek, Riggins, Idaho County, Idaho, USA view
Paulingite-Na R060457 Michael Scott S100116 near Ritter, Grant County, Oregon, USA view
Pavonite R070566 AgBi3S5 James Shigley  near Charcas, San Luis Potosi, Mexico view
Pearceite R050310 [Ag9CuS4][(Ag,Cu)6(As,Sb)2S7] Eugene Schlepp  Conception del Oro, Zacatecas, Mexico view
Pearceite R050611 [Ag9CuS4][(Ag,Cu)6(As,Sb)2S7] Marcus Origlieri  Imiter mine, Morocco view
Pearceite R060689 [Ag9CuS4][(Ag,Cu)6(As,Sb)2S7] Michael Scott S101152 Clara mine, Rankach Valley, Oberwolfach, Wolfach, Black Forest, Baden-Württemberg, Germany view
Pearceite R090041 [Ag9CuS4][(Ag,Cu)6(As,Sb)2S7] Tony Jones  Uchucchacua mine, Oyon Province, Lima Department, Peru view
Pectolite R050396 NaCa2Si3O8(OH) Marcus Origlieri  Jeffrey Quarry, Asbestos, Quebec, Canada view
Pectolite R060101 NaCa2Si3O8(OH) University of Arizona Mineral Museum 6748 West Patterson, New Jersey, USA view
Pectolite R070607 NaCa2Si3O8(OH) Michael Scott S104425 Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mont Saint-Hilaire, Rouville County, Québec, Canada view
Pectolite R120024 NaCa2Si3O8(OH) Dr. Jürgen Wachsmuth   Eveslogchorr Mt., Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Russia view
Pellyite R150078 Ba2CaFe2+2Si6O17 Gunnar Farber  Gun Claim, Yukon Territory, Canada view
Penfieldite R050163 Pb2Cl3(OH) Jim McGlasson  Margarita mine, Sierra Gorda, Antofagasta, Chile view
Penikisite R060160 BaMg2Al2(PO4)3(OH)3 Mark Mauthner 3568 16 miles north of the Hess River, Mayo Mining District, Yukon Territory, Canada view
Penikisite R060270 BaMg2Al2(PO4)3(OH)3 Michael Scott S100141 16 miles north of Hess River, Yukon Territory, Canada view
Penkvilksite R130027 Na2TiSi4O11·2H2O Don Doell DD 13-01 Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia view
Pentagonite R120136 CaV4+OSi4O10·4H2O Marcus Origlieri  Wagholi, Poona, Maharashtra State, India view
Pentahydrite R060990 Mg(SO4)·5H2O Michael Scott S101469 Strassfurt, Prussia view
Pentahydrite R070069 Mg(SO4)·5H2O James Shigley  Vulcano Island, Eolie Islands, Messina Province, Sicily, Italy view
Pentahydrite R100022 Mg(SO4)·5H2O Michael Scott  S105209 Leopoldshall, Stassfurt, Stassfurt Deposit, Saxony-Anhalt, Germany view
Pentlandite R060144 (Ni,Fe)9S8 University of Arizona Mineral Museum 5840 Worthington, Ontario, Canada view
Peprossiite-(Ce) R110144 (Ce,La)(Al3O)2/3B4O10 Donald M Doell   Capranica, Vico Lake, Viterbo Province, Latium, Italy view
Peretaite R060459 CaSb3+4O4(SO4)2(OH)2·2H2O Michael Scott S100298 Pereta mine, Grosseto, Tuscany, Italy view
Perhamite R110142 Ca3Al7.7Si3P4O23.5(OH)14.1·8H2O Donald Doell  Emmons quarry, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA view
Perite R060766 PbBiO2Cl Michael Scott S101246 Blue Bell mine, San Bernardino, California, USA view
Perovskite R050456 CaTiO3 University of Arizona Mineral Museum 2370 Magnet Cove, Arkansas, USA view
Perovskite R060345 CaTiO3 Michael Scott S100197 Latrappe, Oka District, Quebec, Canada view
Perovskite R110178 CaTiO3 Donald Doell  St Lawrence Columbium mine, Oka, Laurentides, Quebec, Canada view
Perovskite R120121 CaTiO3 Marcus Origlieri  Fuka mine, Bicchu-cho, Okayama Prefecture, Japan view
Perovskite R130037 CaTiO3 Don Doell DD 13-09 Bond zone (Quebec Columbium Ltd. and Columbium Mining Products properties), Oka complex, Oka, Deux-Montagnes RCM, Laurentides, Québec, Canada view
Perovskite R160074 CaTiO3 UAMM  Zlatoust, Southern Ural Mountains, Chelyabinsk, Russia view
Perroudite R060699 Ag4Hg5S5(I,Br)2Cl2 Bob Jenkins  Copiapo, Chile view
Perroudite R070484 Ag4Hg5S5(I,Br)2Cl2 Michael Scott S102891 Cap Garonne Mine, Pradet, Var, Provence-Alpes-Côte d'Azur, France view
Perryite R070052 (Ni,Fe)8(Si,P)3 Michael Scott S105049 Mount Egerton meteorite, Gaskoyne River, Western Australia, Australia view
Pertlikite R110209 K2(Fe2+,Mg)2(Mg,Fe3+)4Fe3+2Al(SO4)12·18H2O Gunnar Farber  Mina Alcaparrosa, Cerritos Bayos, Calama, Atacama, II Region, Chile view
Petalite R040100 LiAlSi4O10 Bob Downs  Brazil view
Petalite R060365 LiAlSi4O10 Herb Obodda 015 Paprok, near Kamdesh, Nuristan, Kunar Province, Afghanistan view
Petarasite R060223 Na5Zr2Si6O18(Cl,OH)·2H2O Royal Ontario Museum M49492 Demix Quarry, Mont Saint-Hilaire, Rouville County, Quebec, Canada view
Petarasite R060220 Na5Zr2Si6O18(Cl,OH)·2H2O Rock Currier  Mont Saint-Hilaire, Rouville County, Quebec, Canada view
Petedunnite R070207 CaZnSi2O6 William W. Pinch  Franklin, New Jersey, USA view
Petermegawite R210008 Al6(Se4+O3)3[SiO3(OH)](OH)9·10H2O Bob Jenkins  El Dragon mine, Potosi, Bolivia view
Petersenite-(Ce) R120035 Na4Ce2(CO3)5 Donald Doell  Mont Saint-Hilaire, Rouville RCM, Montérégie, Québec, Canada view
Petersite-(Ce) R050541 Cu6Ce(PO4)3(OH)6·3H2O UAMM 19801 Cherry Creek district, Yavapai County, Arizona, USA view
Petersite-(Y) R060538 Cu6Y(PO4)3(OH)6·3H2O Michael Scott S100204 Laurel Hill, Secaucus, New Jersey, USA view
Petterdite R110019 PbCr2(CO3)2(OH)4·H2O Bob Jenkins  Red Lead mine, Dundas mineral field, Zeehan district, Tasmania, Australia view
Petzite R070254 Ag3AuTe2 Michael Scott S105690 Red Jacket mine, Baker County, Oregon, USA view
Pezzottaite R060583 CsLiBe2Al2Si6O18 Michael Scott S100812 Ambatovita, Mandrosonoro area, Fianarantsoa Province, Madagascar view
Pharmacoalumite R060411 KAl4(AsO4)3(OH)4·6.5H2O Bob Jenkins  Maria Josefa, Rodalquilar, Almeria Province, Spain view
Pharmacolite R050537 Ca(AsO3OH)·2H2O University of Arizona Mineral Museum 16150 Bohemia Region, Svornost mine, Jachymov, Czech Republic view
Pharmacolite R070517 Ca(AsO3OH)·2H2O James Shigley  Getchell mine, Adam Peak, Potosi District, Humboldt County, Nevada, USA view
Pharmacosiderite R050574 KFe3+4(AsO4)3(OH)4·6-7H2O University of Arizona Mineral Museum 5028 Cornwall, England view
Pharmacosiderite R070587 KFe3+4(AsO4)3(OH)4·6-7H2O James Shigley  Mylar mine, Majuba Hill, Antelope District, Pershing County, Nevada, USA view
Phenakite R040046 Be2(SiO4) University of Arizona Mineral Museum 15677 San Miguel de Piracicaba, Minas Gerais, Brazil view
Phenakite R040132 Be2(SiO4) University of Arizona Mineral Museum 4380 Kragerø, Telemark, Norway view
Phenakite R050137 Be2(SiO4) Dave Bunk Minerals  Mount Antero area, Chaffee County, Colorado, USA view
Phenakite X050129 Be2(SiO4) RD Shannon 49022- 34 Anjomabonoia, Madagascar view
Philipsbornite R060683 PbAl3(AsO4)(AsO3OH)(OH)6 Bob Jenkins  Gold Hill, Nevada, USA view
Philipsbornite R070065 PbAl3(AsO4)(AsO3OH)(OH)6 Bob Jenkins  Hat Yai Province, Thailand view
Philipsbornite R150127 PbAl3(AsO4)(AsO3OH)(OH)6 Shields Flynn  Tsumeb mine, Tsumeb, Namibia view
Philipsburgite R061036 Cu5Zn(AsO4)(PO4)(OH)6·H2O Michael Scott S101463 Black Pine mine, Granite county, Montana, USA view
Phillipsite-Ca R050078 Ca3(Si10Al6)O32·12H2O Rock Currier  Grant County, Oregon, USA view
Phillipsite-Ca R060161 Ca3(Si10Al6)O32·12H2O Marcus Origlieri  Sasback on Rhine, Germany view
Phillipsite-K R140774 K6(Si10Al6)O32·12H2O Ch. and H. Schäfer  Mt Vesuvius, Somma-Vesuvius Complex, Naples Province, Campania, Italy view
Phillipsite-K R141095 K6(Si10Al6)O32·12H2O Ch. and H. Schäfer  Capo di Bove, Alban hills, Latium, Italy view
Phillipsite-Na R061094 Na6(Si10Al6)O32·12H2O Michael Scott S102422 Faraglione dei Ciccopi, Aci Castello, Catania Province, Sicily, Italy view
Phillipsite-Na R070271 Na6(Si10Al6)O32·12H2O Michael Scott S105963 Etsumi, Ogi, Sado Island, Niigata Prefecture, Chubu Region, Honshu Island, Japan view
Phlogopite R040144 KMg3(AlSi3O10)(OH)2 University of Arizona Mineral Museum 8644 Brinton's Quarry, Chester County, Pennsylvania, USA view
Phlogopite R050068 KMg3(AlSi3O10)(OH)2 Rock Currier  S.W. Jasper County, Georgia, USA view
Phlogopite R050485 KMg3(AlSi3O10)(OH)2 California Institute of Technology W-20935 Libby, Montana, USA view
Phlogopite R070330 KMg3(AlSi3O10)(OH)2 Mark Mauthner 3479 Little Chief mine, Whitehorse, Yukon Territory, Canada view
Phoenicochroite R050164 Pb2O(CrO4) Jim McGlasson  Chapacase mine, Sierra Cerrillias District, Tocopilla, Chile view
Phoenicochroite R050587 Pb2O(CrO4) Marcus Origlieri  Potter Cramer mine, Maricopa County, Arizona, USA view
Phosgenite R050640 Pb2(CO3)Cl2 University of Arizona Mineral Museum 2007 Monte Poni, Sardinia, Italy view
Phosphoferrite R090065 Fe2+3(PO4)2·3H2O Royal Ontario Museum  M38123 Germany view
Phosphoferrite R130690 Fe2+3(PO4)2·3H2O Rob Lavinsky  Hagendorf, Waidhaus, Vohenstrauß, Oberpfälzer Wald, Upper Palatinate, Bavaria, Germany view
Phosphohedyphane R060733 Ca2Pb3(PO4)3Cl Bob Jenkins  Capitana mine, Copiapo, Chile view
Phosphohedyphane R110037 Ca2Pb3(PO4)3Cl Brent Thorne  Blue Bell claims, Baker, San Bernardino County, California, USA view
Phosphophyllite R050224 Zn2Fe2+(PO4)2·4H2O Marcus Origlieri  Unificada mine, Cerro Rico, Potosi, Bolivia view
Phosphosiderite R050459 Fe3+(PO4)·2H2O University of Arizona Mineral Museum 9779 Bull Moose mine, Custer, South Dakota, USA view
Phosphosiderite R070519 Fe3+(PO4)·2H2O James Shigley  Stewart mine, Pala, San Diego County, California, USA view
Phosphosiderite R110090 Fe3+(PO4)·2H2O Dave Owen  Courtland-Gleesan area, Cochise County, Arizona, USA view
Phosphuranylite R050470 KCa(H3O)3(UO2)7(PO4)4O4·8H2O University of Arizona Mineral Museum 8692 La Faye mine, Grury District, Burgundy Region, France view
Phosphuranylite R110155 KCa(H3O)3(UO2)7(PO4)4O4·8H2O Luiz Menezes 2LI911 Folgosinho, Portugal view
Phosphuranylite R130108 KCa(H3O)3(UO2)7(PO4)4O4·8H2O Don Doell  Shinkolobwe mine, Katanga, Zaire view
Phurcalite R050534 Ca2(UO2)3O2(PO4)2·7H2O University of Arizona Mineral Museum 16115 Posey mine, Red Canyon, San Juan County, Utah, USA view
Phurcalite R060698 Ca2(UO2)3O2(PO4)2·7H2O Bob Jenkins  Los Azules, Copiapo, Chile view
Pickeringite R060108 MgAl2(SO4)4·22H2O University of Arizona Mineral Museum 4989 Tucumcari, New Mexico, USA view
Picropharmacolite R050560 Ca4Mg(AsO3OH)2(AsO4)2·11H2O University of Arizona Mineral Museum 12813 Riechelsdorf, Saxony, Germany view
Piemontite R060905 Ca2(Al2Mn3+)[Si2O7][SiO4]O(OH) Michael Scott S100161 Praborna mine, Aosta Valley, St. Marcel, Italy view
Piemontite R061119 Ca2(Al2Mn3+)[Si2O7][SiO4]O(OH) Michael Scott S103609 Muramatsu mine, Kinkai, Nagasaki, Japan view
Piemontite R150096 Ca2(Al2Mn3+)[Si2O7][SiO4]O(OH) Marcus Origlieri  Ash Canyon, Huachuca Mountains, Cochise County, Arizona, USA view
Pigeonite R200002 (Mg,Fe,Ca)2Si2O6 James Shigley  Belmont Quarry, near Leesburg, Loudoun County, Virginia, USA view
Pinakiolite R050636 (Mg,Mn)2(Mn3+,Sb5+)O2(BO3) University of Arizona Mineral Museum 2497 Langban, Filipstad, Varmland, Sweden view
Pirquitasite R061016 Ag2ZnSnS4 Michael Scott (small piece), Bob Jenkins (large piece) S101278 Pirquitas, Jujuy Province, Argentina view
Pirssonite R070192 Na2Ca(CO3)2·2H2O Renato and Adriana Pagano  Natrum, Sahara, Egypt view
Pitiglianoite R130097 K2Na6(Si6Al6)O24(SO4)·2H2O Donald Doell  Mt Cavalluccio, Campagnano di Roma, Sacrofano Caldera, Rome Province, Latium, Italy view
Piypite R130048 K4Cu4O2(SO4)4·(Na,Cu)Cl Don Doell  Second scoria cone, Northern Breakthrough (North Breach), Great Fissure (Main Fracture) eruption, Tolbachik volcano, Kamchatka Oblast', Far-Eastern Region, Russia view
Plancheite R070233 Cu8(Si4O11)2(OH)4·H2O Michael Scott S105426 Tsumeb mine, Tsumeb, Otavi District, Oshikoto, Namibia view
Plancheite R190037 Cu8(Si4O11)2(OH)4·H2O Rukin Jelks UAMM17415 Kambove, Katanga, Democratic Republic of the Congo view
Planerite R080123 Al6(PO4)2(PO3OH)2(OH)8·4H2O Joan Abella i Creus  Bruguers, Gavá, Barcelona, Catalonia, Spain view
Platinum R060750 Pt Michael Scott S101233 Bear Creek, near Nyak, Alaska, USA view
Platinum R110126 Pt Mark N Feinglos  Tambiano River, Riampinang, Kalimantan Selatan Province, Borneo Island, Indonesia view
Plattnerite R070605 PbO2 James Shigley  Ojuela mine, Mapimi, Durango, Mexico view
Plattnerite R080019 PbO2 William W. Pinch  Snake Pit, lower Mex-Tex mine, Hansonburg District, Socorro County, New Mexico, USA view
Plombièrite R070162 Ca4Si6O16(OH)2(H2O)2·(Ca·5H2O) James Shigley  Crestmore, Riverside County, California, USA view
Plumbogummite R050458 PbAl3(PO4)(PO3OH)(OH)6 University of Arizona Mineral Museum 3040 Cornwall, England view
Plumbogummite R060684 PbAl3(PO4)(PO3OH)(OH)6 Bob Jenkins  unknown view
Plumbogummite R070700 PbAl3(PO4)(PO3OH)(OH)6 Ken Roberts  Yangshuo, Guangxi Autonomous Region, China view
Plumbonacrite R160063 Pb5(CO3)3O(OH)2 University of Arizona Mineral Museum 4031 Mammoth mine, Tiger, Pinal County, Arizona, USA view
Plumbonacrite R130567 Pb5(CO3)3O(OH)2 Rick Turner  Merehead Quarry, Cranmore, Somerset, England, UK view
Plumbophyllite R130081 Pb2Si4O10·H2O Anthony R. Kampf and George R. Rossman  Blue Bell claims, about 11 km west of Baker, San Bernardino County, California, USA view
Plumbotsumite R110157 Pb5Si4O8(OH)10 Donald M Doell  Blue Bell claims, Baker, San Bernardino County, California, USA view
Poldervaartite R080080 Ca(Ca,Mn)(SiO3OH)(OH) William W. Pinch  Wessels mine, Hotazel, Kalahari manganese field, Cape Province, South Africa view
Polkanovite R070076 Rh12As7 Michael Scott S105051 Miass River, Urals, Russia view
Pollucite R050344 Cs(Si2Al)O6·nH2O George Rossman 2314 Konar Province, Afghanistan view
Pollucite R050345 Cs(Si2Al)O6·nH2O California Institute of Technology W-20317 Bernic Lake, Manitoba, Canada view
Polybasite R061052 [Ag9CuS4][(Ag,Cu)6(Sb,As)2S7] Royal Ontario Museum M52499 Elsa, Yukon Territory, Canada view
Polydymite R050609 Ni2+Ni3+2S4 University of Arizona Mineral Museum  Dry Nickel mine, Bindura, South Rhodesia, Rhodesia view
Polydymite R070377 Ni2+Ni3+2S4 James Shigley  Shamva mine, Mashonaland Central, Zimbabwe view
Polyhalite R070209 K2Ca2Mg(SO4)4·2H2O Michael Scott S105883 West Texas, Texas, USA view
Polylithionite R050132 KLi2AlSi4O10F2 Dave Bunk Minerals  Brown Derby mine, Ohio City, Gunnison County, Colorado, USA view
Polylithionite R060172 KLi2AlSi4O10F2 Guy Ouellet  Mont Saint-Hilaire, Quebec, Canada view
Polylithionite R060215 KLi2AlSi4O10F2 Royal Ontario Museum M49441 Mont Saint-Hilaire, Rouville County, Quebec, Canada view
Polylithionite R060225 KLi2AlSi4O10F2 Royal Ontario Museum M52556 Mont Saint-Hilaire, Rouville County, Quebec, Canada view
Polystyrene R150076 Thermo Electron Corporation  Synthetic view
Portlandite R070210 Ca(OH)2 Michael Scott S105352 N'Chwaning II mine, Kalahari Manganese Field, northern Cape Province, South Africa view
Posnjakite R110172 Cu4(SO4)(OH)6·H2O George Stevens  Yellow Rose of Texas mine, Animas District, San Juan County, Colorado, USA view
Potassic-arfvedsonite R050516 KNa2(Fe2+4Fe3+)Si8O22(OH)2 Frank Hawthorne  Red Wine complex, Labrador, Newfoundland, Canada view
Potassic-fluoro-pargasite R110065 KCa2(Mg4Al)Si6Al2O22F2 Renato & Adriana Pagano  Tranomaro, Fort Dauphine area, Madagascar view
Potassic-fluoro-richterite R060034 K(NaCa)Mg5Si8O22F2 University of Arizona Mineral Museum 8624 Walgidee, Western Australia, Australia view
Potassic-magnesio-fluoro-arfvedsonite R060915 KNa2(Mg4Fe3+)Si8O22F2 Royal Ontario Museum M52453 Kipawa, Quebec, Canada view
Potassium Dihydrogen Phosphate R120165 KH2PO4 Eric Van Valkenburg  Synthetic, by Alvin Van Valkenburg at the National Bureau of Standards view
Poudretteite R080009 KNa2(B3Si12)O30 William W. Pinch  Pyant-gyi mine, near Pein-pyit, Mogok, Sagaing Region, Mandalay Division, Burma view
Poughite R080026 Fe3+2(Te4+O3)2(SO4)·3H2O William W. Pinch  Mina Candelaria, Moctezuma, Sonora, Mexico view
Powellite R050355 Ca(MoO4) George Rossman 2204 Nasik, India view
Powellite R100180 Ca(MoO4) Joe Ruiz  Carlota mine, Pinto Creek, Gila, Arizona, USA view
Prehnite R040047 Ca2Al(Si3Al)O10(OH)2 University of Arizona Mineral Museum 13048 Chloride, Mohave County, Arizona, USA view
Prehnite R050055 Ca2Al(Si3Al)O10(OH)2 Rock Currier  Diako, Sandare District, Mali view
Prehnite R050410 Ca2Al(Si3Al)O10(OH)2 John Lucking  Topel, Namibia view
Prehnite R130046 Ca2Al(Si3Al)O10(OH)2 Don Doell  Eagle Head (Deep Cove), Cape Breton County, Nova Scotia, Canada view
Preisingerite R060803 Bi3O(AsO4)2(OH) Michael Scott S100110 Josef mine, Moldava, Czech. Republic view
Preobrazhenskite R090040 Mg3B11O15(OH)9 Herb Obodda  Inder B deposit and salt dome, Atyrau Oblast, Kazakhstan view
Priceite R050420 Ca2B5O7(OH)5·H2O Marcus Origlieri  20-Mule-Team Canyon, Death Valley, California, USA view
Priceite R110008 Ca2B5O7(OH)5·H2O Jin-Xiao Mi  Synthetic view
Priderite X060012 K(Ti7Fe3+)O16 University of Arizona Mineral Museum 8625 Walgidee Hills, Western Australia, Australia view
Priderite R060437 K(Ti7Fe3+)O16 Michael Scott S100111 Walgridee Hills Intrusion, Western Australia, Australia view
Priderite R130169 K(Ti7Fe3+)O16 Rock Currier  Vounnemiok River, Kola Peninsula, Russia view
Prismatine R210004 (Mg,Al,Fe)6Al4(Si,Al)4(B,Si,Al)(O,OH,F)22 Dr Rainer Thomas  Goods Station Waldheim, Saxony, Germany view
Probertite R050284 NaCaB5O7(OH)4·3H2O Marcus Origlieri  Borax Open Pit, Boron, Kern County, California, USA view
Prosopite R050668 CaAl2F4(OH)4 University of Arizona Mineral Museum 14101 Grand Reef mine, Klondyke, Aravaipa District, Graham County, Arizona, USA view
Prosopite R100181 CaAl2F4(OH)4 Joe Ruiz  Carlota mine, Pinto Creek, Gila, Arizona, USA view
Proto-ferro-anthophyllite R060053 ◻Fe2+2Fe2+5Si8O22(OH)2 Marcus Origlieri  Nyppio mine, near Utsonomiya, Japan view
Proto-ferro-suenoite R061000 ◻Mn2+2Fe2+5Si8O22(OH)2 Michael Scott S101306 Yokoneyama, Tochigi, Japan view
Protochabournéite R140583 Tl4-xPb2+2xSb20-x-yAsyS34 (with 0.02 ≤ x ≤ 0.34, 5.71 ≤ y ≤ 6.69) Stefan Schorn  Monte Arsiccio mine, Sant'Anna Di Stazzema, Stazzema, Apuan Alps, Lucca Province, Tuscany, Italy view
Proustite R060356 Ag3AsS3 Herb Obodda 040 Chanarcillo, Atacama Province, Chile view
Pseudoboleite R050162 Pb31Cu24Cl62(OH)48 Jim McGlasson  Margarita mine, Sierra Gorda, Antofagasta, Chile view
Pseudoboleite R130548 Pb31Cu24Cl62(OH)48 Bob Jenkins  Sierra Gorda, Antofagasta, Chile view
Pseudobrookite R050563 (Fe3+2Ti)O5 Dave Bunk Minerals  Thomas Range, Juab County, Utah, USA view
Pseudobrookite R120173 (Fe3+2Ti)O5 Bob Jenkins  Nuestra Señora del Carmen Mines, La Celia, Jumilla, Murcia, Spain view
Pseudobrookite R140974 (Fe3+2Ti)O5 Ch. and H. Schäfer  Emmelberg, Üdersdorf, Daun, Eifel, Rhineland-Palatinate, Germany view
Pseudograndreefite R100006 Pb6(SO4)F10 Natural History Museum of Los Angeles County  LACMNH 33608 Grand Reef mine, Klondyke, Aravaipa District, Graham County, Arizona, USA view
Pseudolaueite R170035 Mn2+Fe3+2(PO4)2(OH)2·8H2O Van King  Crooker Quarry, Newry, Maine, USA view
Pseudomalachite R040175 Cu5(PO4)2(OH)4 University of Arizona Mineral Museum 12558 West Bogan mine, Tottenham, Australia view
Pseudomalachite R050264 Cu5(PO4)2(OH)4 Marcus Origlieri  Cerro Morita, 27 km southwest of Agua Prieta, Sonora, Mexico view
Pseudomalachite R050597 Cu5(PO4)2(OH)4 William W. Pinch  Cerro Negro mine, Carrizalillo, Chile view
Pseudowollastonite R070762 CaSiO3 Paul Roth  Dredged from Tampa Bay harbour, Tampa Bay, Florida, USA view
Pseudowollastonite R080145 CaSiO3 Hexiong Yang  Synthetic view
Pucherite R060824 Bi(VO4) Michael Scott S101166 Pucher Shaft, Wolfgang Maaßen mine field, Schneeberg District, Saxony, Germany view
Pucherite R080137 Bi(VO4) Luiz Menezes  Fazenda da Posse, Sao Jose do Brejauba, Minas Gerais, Brazil view
Pumpellyite-(Al) R070131 Ca2Al3(Si2O7)(SiO4)(OH,O)2·H2O Michael Scott S100425 La Flèche Quarry, Bertrix, Luxembourg Province, Belgium view
Pumpellyite-(Mg) R070130 Ca2MgAl2(Si2O7)(SiO4)(OH)2·H2O Michael Scott S100404 Isle Royale National Park, Lake Superior, Keweenaw County, Michigan, USA view
Pumpellyite-(Mg) R120172 Ca2MgAl2(Si2O7)(SiO4)(OH)2·H2O Bob Jenkins  Archidona, Malaga Province, Spain view
Pyracmonite R220027 (NH4)3Fe(SO4)3 Rock Currier  Burnside, Northumberland Co., Pennsylvania, USA view
Pyrargyrite R050290 Ag3SbS3 Dave Bunk Minerals  San Guillermo Vein, Cueva Santa area, San Luis Shaft, Proaño mine, Fresnillo, Zacatecas, Mexico view
Pyrargyrite R050318 Ag3SbS3 Eugene Schlepp  unknown view
Pyrimethamine D120004 David Blake  Synthetic from Fluka view
Pyrite R050070 FeS2 Rock Currier  Mina San Jose de Huanzala, Minero de Huallanca District, Department de Huanuco, Peru view
Pyrite R050190 FeS2 Dave Bunk Minerals  Huanzala mine, Huallanca District, Dos de Mayo Province, Huanuco Department, Peru view
Pyrite R070692 FeS2 James Shigley  Pohla, Schwarzenberg, Erzebirge, Saxony, Germany view
Pyrite R080030 FeS2 William W. Pinch  Schaft 209, Aue, Niederschlema, Erzgebirge, Saxony, Germany view
Pyrite R100166 FeS2 Harvard microprobe standard, Mineralogical Museum, Harvard University 87957 Boston Consolidated mine, Bingham Canyon, 20 mi SSW of Salt Lake City, Salt Lake County, Utah, USA view
Pyroaurite R100053 Mg6Fe3+2(CO3)(OH)16·4H2O William W Pinch  Langban, Filipstad, Varmland, Sweden view
Pyroaurite R120011 Mg6Fe3+2(CO3)(OH)16·4H2O Donald Doell  Scotch Lake quarry, Scotch Lake, Cape Breton County, Nova Scotia, Canada view
Pyrobelonite R080057 PbMn2+VO4(OH) Michael Scott S101174 Ty Coch Manganese mine, Glamorgan County, Wales, United Kingdom view
Pyrobelonite R100056 PbMn2+VO4(OH) William W Pinch  Langban, Filipstad, Varmland, Sweden view
Pyrochlore R060151 Ca2Nb2O7 Marcus Origlieri  Oka, Quebec, Canada view
Pyrochlore R060165 Ca2Nb2O7 Marcus Origlieri  Betafo, Madagascar view
Pyrochlore R080050 Ca2Nb2O7 Michael Scott S100981 Hackman Valley, Yukspor Mountain, Khibiny, Kola, Russia view
Pyrochlore R080058 Ca2Nb2O7 Michael Scott S101367 Samiresy, Madagascar view
Pyrochlore R070742 Ca2Nb2O7 Michael Scott S103042 Alakurtti pegmatite, North Karelia, Murmanskaja Oblast', Northern Region, Russia view
Pyrochroite R100045 Mn2+(OH)2 Marcus Origlieri  N'Chwaning II mine, Kalahari Manganese Field, Northern Cape Province, South Africa view
Pyrolusite R040153 MnO2 University of Arizona Mineral Museum 4047 San Carlos mine, Mapimi, Durango, Mexico view
Pyrolusite R050361 MnO2 University of Arizona Mineral Museum 11514 Serra do Navio, Amapa, Brazil view
Pyrolusite R120169 MnO2 Bob Jenkins  Unnamed prospect, Tal-Tal, Antofagasta Region, Chile view
Pyromorphite R050085 Pb5(PO4)3Cl Eugene Schlepp  Bunker Hill mine, Shoshone County, Idaho, USA view
Pyromorphite R050027 Pb5(PO4)3Cl Eugene Schlepp  Yangshuo, Guangxi Autonomous Region, China view
Pyromorphite R050015 Pb5(PO4)3Cl Eugene Schlepp  Bunker Hill mine, Shoshone County, Idaho, USA view
Pyromorphite R060285 Pb5(PO4)3Cl Herb Obodda 104 Les Farges mine, Correze Ussel, France view
Pyrope R040159 Mg3Al2(SiO4)3 University of Arizona Mineral Museum 4309 Meronitz, Bohemia view
Pyrope R050112 Mg3Al2(SiO4)3 Carlos and Paulo Vasconcelos  Cruzeiro mine, San Jose, Minas Gerais, Brazil view
Pyrope R050113 Mg3Al2(SiO4)3 Farooq and Nazia Sawal  Warsik, Pakistan view
Pyrope X050190 Mg3Al2(SiO4)3 G.R. Rossman 59b Tanzania view
Pyrope X050130 Mg3Al2(SiO4)3 G.R. Rossman 1728 San Bernardo, Dora Maria Massif, Italy view
Pyrope X050131 Mg3Al2(SiO4)3 G.R. Rossman 60 unknown view
Pyrope R050446 Mg3Al2(SiO4)3 Marcus Origlieri  Sunset Crater, Arizona, USA view
Pyrope R060441 Mg3Al2(SiO4)3 Gemological Institute of America 20594 Apache County, Arizona, USA view
Pyrope R060445 Mg3Al2(SiO4)3 Gemological Institute of America 13364 Tanzania view
Pyrope R060448 Mg3Al2(SiO4)3 Gemological Institute of America 4799 India view
Pyrope R070637 Mg3Al2(SiO4)3 Jibamitra Ganguly  Dora Maira Massif, Piedmont, Italy view
Pyrope R080060 Mg3Al2(SiO4)3 Weiji Cheng  Synthetic at P = 23.5 kb, T = 1000 deg C for 23 hours view
Pyrope R100153 Mg3Al2(SiO4)3 William W. Pinch  Sri Lanka view
Pyrophanite R070211 Mn2+TiO3 Michael Scott S104979 Harstigen Mine, Pajsberg, Filipstad, Varmland, Sweden view
Pyrophyllite R050051 Al2Si4O10(OH)2 University of Arizona Mineral Museum 13207 Cottonstone Mountain, Mecklenburg County, North Carolina, USA view
Pyrophyllite R050108 Al2Si4O10(OH)2 Rock Currier  Graves Mountain, Lincoln County, Georgia, USA view
Pyrophyllite X050132 Al2Si4O10(OH)2 CIT 10297 Ogilby, Imperial Conty, California view
Pyrophyllite X050133 Al2Si4O10(OH)2 CIT 14556 Indian Gulch, Mariposa County, California view
Pyrosmalite-(Fe) R050158 Fe2+8Si6O15(OH)10 Jim McGlasson  Burguillos del Cerro, Badajos, Spain view
Pyrosmalite-(Fe) R060438 Fe2+8Si6O15(OH)10 Michael Scott S100099 Monchi mine, Brugillos del Cerro, Badoz Province, Spain view
Pyrosmalite-(Fe) R070313 Fe2+8Si6O15(OH)10 James Shigley  Broken Hill, New South Wales, Australia view
Pyrosmalite-(Mn) R110207 Mn2+8Si6O15(OH,Cl)10 Royal Ontario Museum M42426 Kyurasawa mine, Ashio, Tochigi Prefecture, Kanto Region, Japan view
Pyroxene R110130 Bart Cannon  Little Deer Creek eclogite, Skagit County, Washington, USA view
Pyroxferroite R140465 Fe2+SiO3 Rock Currier  Isanago mine, Ohro, Kyotango city, Kyoto Prefecture, Kinki Region, Honshu Island, Japan view
Pyroxferroite R141080 Fe2+SiO3 Ch. and H. Schäfer  Caspar quarry, Bellerberg volcano, Ettringen, Mayen, Eifel, Rhineland-Palatinate, Germany view
Pyroxmangite X050134 Mn2+SiO3 CIT 7847 Shidara, Kitashidara-gun, Aichi, Japan view
Pyroxmangite R060999 Mn2+SiO3 Michael Scott S101306 Yokoneyama, Tochigi, Japan view
Pyroxmangite R070212 Mn2+SiO3 Michael Scott S104978 Isanago mine, Ohro (Ōro; Ouro; Ooro), Naka-gun, Kyoto Prefecture, Kinki Region, Honshu Island, Japan view
Pyroxmangite R130536 Mn2+SiO3 Rock Currier and Marcus Origlieri  Taguchi mine, Shidara, Aichi Prefecture, Japan view
Pyrrhotite R060440 Fe7S8 Michael Scott S100128 Dal 'Negorsk, Primorskiy Kray, far eastern Russia view
Pyrrhotite R061127 Fe7S8 Michael Scott S103486 Morro Velho Gold mine, Nova Umha, Minas Gerais, Brazil view
Rapidcreekite R070287 Ca2(SO4)(CO3)·4H2O Mark Mauthner 3357 Locality 1 (Crosscut Creek), Rapid Creek, Yukon Territory, Canada view
Raspite R050567 Pb(WO4) University of Arizona Mineral Museum 13642 Broken Hill, New South Wales, Australia view
Raspite R130514 Pb(WO4) Bruce Murphy  Grand Central mine, Tombstone, Arizona, USA view
Rathite R070691 Ag2Pb12-xTlx/2As18+x/2S40 James Shigley  Lengenbach Quarry, near Imfeld, Binnental, Valais, Switzerland view
Richterite X050188 Na(NaCa)Mg5Si8O22(OH)2 CIT 2482 Langban, Filipstad, Varmland, Sweden view
Richterite X050139 Na(NaCa)Mg5Si8O22(OH)2 CIT 8019 Wilberforce, Ontario, Canada view
Richterite R050414 Na(NaCa)Mg5Si8O22(OH)2 Marcus Origlieri  Kokcha Valley, Badakhshan, Afghanistan view
Richterite R060043 Na(NaCa)Mg5Si8O22(OH)2 University of Arizona Mineral Museum 13132 Langban, Filipstad, Varmland, Sweden view
Richterite R060471 Na(NaCa)Mg5Si8O22(OH)2 Michael Scott S100107 Kipawa Complex, Villedieu Township, Quebec, Canada view
Richterite R100069 Na(NaCa)Mg5Si8O22(OH)2 Bob Jenkins   La Ceila, near Jumilla, Murcia Province, Spain view
Romanèchite R060337 (Ba,H2O)2(Mn4+,Mn3+)5O10 Michael Scott S100209 6.5 miles south of Palo Verde, Imperial County, California, USA view
Rostite R061001 Al(SO4)(OH)·5H2O Michael Scott S100383 Kladno, Bohmen, Czech Republic view
Sampleite R050572 NaCaCu5(PO4)4Cl·5H2O University of Arizona Mineral Museum 10237 Chuquicamata pit, Chuquicamata, Chile view
Sampleite R070018 NaCaCu5(PO4)4Cl·5H2O Mark Mauthner 3306 Endeavour 26 Open Cut, Northparkes mine, Goonumbla, NSW, Australia view
Sampleite R090072 NaCaCu5(PO4)4Cl·5H2O Bob Jenkins  Engaño Feliz mine, Las Pintadas dist., Tierra Amarilla, Copiapó Province, Chile view
Sapphirine R060073 Mg4(Mg3Al9)O4[Si3Al9O36] Marcus Origlieri  Androy, Madagascar view
Sapphirine R060556 Mg4(Mg3Al9)O4[Si3Al9O36] Gemological Institute of America 15 unknown view
Sapphirine R100135 Mg4(Mg3Al9)O4[Si3Al9O36] William W. Pinch  Sri Lanka view
Sapphirine R100143 Mg4(Mg3Al9)O4[Si3Al9O36] William W. Pinch  Unknown view
Sarcolite R070688 Na4Ca12Al8Si12O46(SiO4,PO4)(OH,H2O)4(CO3,Cl) Michael Scott S101470 Monte Somma, Vesuvius, Italy view
Sarcopside R070553 Fe2+3(PO4)2 James Shigley  Bull Moose mine, Custer District, Custer County, South Dakota, USA view
Schoepite R080082 (UO2)4O(OH)6(H2O)6 Michael Scott S103736 Musonoi Mine, Kolwezi, Western area, Katanga Copper Zone, Katanga (Shaba), Congo (Zaïre) view
Schoepite R100188 (UO2)4O(OH)6(H2O)6 William W Pinch  Shinkolobwe mine, Katanga, Congo view
Sepiolite R070311 Mg4Si6O15(OH)2·6H2O James Shigley  Miller Quartz, near Santa Cruz, Santa Cruz County, California, USA view
Serpierite R060475 Ca(Cu,Zn)4(SO4)2(OH)6·3H2O Michael Scott S100183 Oh mine, Gila County, Arizona, USA view
Simplotite R060712 CaV4+4O9·5H2O Bob Jenkins  Uravan Mineral Belt, Colorado, USA view
Simpsonite R050629 Al4Ta3O13(OH) Gemological Center  Equador, Rio Grande do Norte, Brazil view
Simpsonite R061059 Al4Ta3O13(OH) Michael Scott S100986 Mt. Vasin-Myl'k, Voron'ya Tundra, Russia view
Skorpionite R060938 Ca3Zn2(PO4)2(CO3)(OH)2·H2O William W. Pinch  Skorpion Zinc deposit, west of Rosh Pinah, southern Namibia view
Sofiite R070045 Zn2(Se4+O3)Cl2 Michael Scott S105063 Great Tolbachik Eruption (1975-6), Tolbachik Volcano, Kamchatka Peninsula, Russia view
Spangolite R060135 Cu6Al(SO4)(OH)12Cl·3H2O University of Arizona Mineral Museum 16329 Blanchard mine, Hansonburg District, Socorro County, New Mexico, USA view
Spangolite R080023 Cu6Al(SO4)(OH)12Cl·3H2O William W. Pinch  Mex-Tex mine, Hansonberg Mining District, Bingham, Socorro County, New Mexico, USA view
Spencerite R050581 Zn4(PO4)2(OH)2·3H2O University of Arizona Mineral Museum 6097 Salmo, British Columbia, Canada view
Sperrylite R070214 PtAs2 Michael Scott S102676 Vermilion Mine, Denison Township, Sudbury District, Ontario, Canada view
Spertiniite R100193 Cu(OH)2 Rob Lavinsky  Jeffrey mine, Asbestos, Shipton Township, Richmond County, Quebec, Canada view
Spessartine R050063 Mn2+3Al2(SiO4)3 Rock Currier  Fujian Province, China view
Spessartine X050191 Mn2+3Al2(SiO4)3 G.R. Rossman 61 Brazil view
Spessartine X050147 Mn2+3Al2(SiO4)3 R2G 10 Rutherford #2 mine, Amelia, Virginia, USA view
Spessartine X050148 Mn2+3Al2(SiO4)3 G.R. Rossman 72 Brazil view
Spessartine X050149 Mn2+3Al2(SiO4)3 RSD 56163- 102 Ramona, California, USA view
Spessartine R060177 Mn2+3Al2(SiO4)3 Rock Currier  Fujian Province, China view
Spessartine R060279 Mn2+3Al2(SiO4)3 Herb Obodda 055 Shigar Valley, northeast of Skardu, Baltistan, Pakistan view
Spessartine R060447 Mn2+3Al2(SiO4)3 Gemological Institute of America 4569 unknown view
Spessartine R060451 Mn2+3Al2(SiO4)3 Gemological Institute of America 11817 unknown view
Spessartine R080053 Mn2+3Al2(SiO4)3 www.multicolour.com  East Africa view
Sphalerite R040136 ZnS University of Arizona Mineral Museum 13933 Hilltop mine, Paradise, Cochise County, Arizona, USA view
Sphalerite R050005 ZnS Eugene Schlepp  Taolin mine, Yueyang, Linxing, Hunan Province, China view
Sphalerite R050140 ZnS Dave Bunk Minerals  Big Four mine, Summit County, Colorado, USA view
Sphalerite R050237 ZnS Marcus Origlieri  Picos de Europa, Spain view
Sphalerite X050150 ZnS Caltech  Pitcher, Oklahoma, USA view
Sphalerite X050151 ZnS 1460-1a  view
Sphalerite R060005 ZnS University of Arizona Mineral Museum 3552 Trinacria mine, Lake Poopo, Oruro, Bolivia view
Sphalerite R060636 ZnS Gemological Institute of America 12 unknown view
Sphalerite R100145 ZnS William W. Pinch  Picos De Europa, Cantabria, Spain view
Spherocobaltite R060497 Co(CO3) Michael Scott S100046 Bou Azzer, Anti Atlas Mountains, Morocco view
Spherocobaltite R140338 Co(CO3) William Pinch  Kakanda, Shaba, Zaire view
Spinel R050184 MgAl2O4 Marcus Origlieri  Pein Pyit, Mogok, Burma view
Spinel R050259 MgAl2O4 Marcus Origlieri  Mogok, Burma view
Spinel R050411 MgAl2O4 Marcus Origlieri  Mogok, Burma view
Spinel R050392 MgAl2O4 Eric Van Valkenburg  Mogok, Burma view
Spinel R060798 MgAl2O4 George Rossman CIT-1244 Onentura mine, Camaguey Province, Cuba view
Spinel R060799 MgAl2O4 Marcus Origlieri  Aliabad, Hunza Valley, Pakistan view
Spinel R070013 MgAl2O4 Michael Scott S104538 Bo Phloi, Kanchoutabori Province, Thailand view
Spinel X080013 MgAl2O4 Gemological Institute of America 17612 Synthetic view
Spinel X080014 MgAl2O4 Gemological Institute of America 14105 Synthetic view
Spinel R100133 MgAl2O4 William W. Pinch  Sri Lanka view
Spinel R110101 MgAl2O4 Gemological Institute of America 10-12-2010-6 Synthetic view
Spinel R120116 MgAl2O4 Mark N. Feinglos  Bo Phloi, Kanfhoutabori Province,Thailand view
Spiroffite R070744 Mn2+2Te4+3O8 Michael Scott S102660 Bambollita mine (Oriental mine), Moctezuma, Municipio de Moctezuma, Sonora, Mexico view
Spodumene R040050 LiAlSi2O6 University of Arizona Mineral Museum 12098 Minas Gerais, Brazil view
Spodumene X050152 LiAlSi2O6 G.R. Rossman 74 unknown view
Spodumene X050153 LiAlSi2O6 G.R. Rossman 1658 Pala, California, USA view
Spodumene X050154 LiAlSi2O6 P- 495 Brazil view
Spodumene X050155 LiAlSi2O6 RD Shannon 62047- 78 Nuristan, Pakistan view
Spodumene R050252 LiAlSi2O6 Marcus Origlieri  Minas Gerais, Brazil view
Spodumene R060039 LiAlSi2O6 University of Arizona Mineral Museum 16926 Black Hills, South Dakota, USA view
Spurrite R050236 Ca5(SiO4)2(CO3) Marcus Origlieri  South Sister Peak, Luna County, New Mexico, USA view
Spurrite R070632 Ca5(SiO4)2(CO3) Shinichi Kihara  Huka, Okayama, Japan view
Steenstrupine-(Ce) R100205 Na14Ce6Mn2+2Fe3+2Zr(PO4)7Si12O36(OH)2·3H2O Royal Ontario Museum K10061 Mont Saint-Hilaire, Rouville County, Quebec, Canada view
Stephanite R050143 Ag5SbS4 Dave Bunk Minerals  Proano mine, Fresnillo, Zacatecas, Mexico view
Stephanite R050306 Ag5SbS4 Eugene Schlepp  Atlanta, Idaho, USA view
Stephanite R050309 Ag5SbS4 Eugene Schlepp  Sonora, Mexico view
Stilbite-Ca R050012 NaCa4(Si27Al9)O72·28H2O University of Arizona Mineral Museum 11419 Harborville, Nova Scotia, Canada view
Stilbite-Ca R050106 NaCa4(Si27Al9)O72·28H2O Fred Devito  Corea, Sonora, Mexico view
Stilpnomelane R060334 (K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36·nH2O Michael Scott S100225 Blanchard Mountain, Skagit County, Washington, USA view
Stilpnomelane R070696 (K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36·nH2O James Shigley  Brunsjo mine, Grythyttan, Vastmanland, Sweden view
Stilpnomelane R110195 (K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36·nH2O Donald Doell  Broughton talc mine, Saint-Pierre-de-Broughton, Quebec, Canada view
Stishovite R070183 SiO2 P. Dera  Synthetic view
Stishovite R080042 SiO2 Jürgen Konzett  Synthetic at 15 GPa/1500ºC view
Sulfadoxine D120002 David Blake  Synthetic from Sigma view
Sulphohalite X050158 Na6(SO4)2ClF Caltech  Searles Lake, San Bernardino County, California, USA view
Sulphohalite R050479 Na6(SO4)2ClF California Institute of Technology W-20707 Searles Lake, Trona, San Bernardino County, California, USA view
Sulphur R040135 S University of Arizona Mineral Museum 5818 Sicily, Italy view
Sulphur R050006 S Eugene Schlepp  San Felipe, Mexicali, Baja California Norte, Mexico view
Symplesite R120074 Fe2+3(AsO4)2·8H2O Bob Jenkins  Saubachbruch, Muldenberg, Vogtland, Sachsen, Germany view
Symplesite R130513 Fe2+3(AsO4)2·8H2O Rock Currier  Mapimi, Durango, Mexico view
Synadelphite R080097 Mn2+9(AsO4)2(AsO3)(OH)9·2H2O William W Pinch  Moss mine, Nordmark, Varmland, Sweden view
Synadelphite R170044 Mn2+9(AsO4)2(AsO3)(OH)9·2H2O UAMM 3017 Värmland, Sweden view
Tamarugite R061060 NaAl(SO4)2·6H2O Michael Scott S100782 El Desierto mine fumaroles, Potosí, Bolivia view
Tapiaite R150032 Ca5Al2(AsO4)4(OH)4·12H2O Bob Jenkins  Jote mine, Pampa Larga district, Tierra Amarilla, Copiapo´ Province, Atacama Region, Chile view
Tapiolite-(Fe) R050358 Fe2+Ta2O6 University of Arizona Mineral Museum 13767 Musgrave Ranges, South Australia, Australia view
Tapiolite-(Fe) R110014 Fe2+Ta2O6 Luiz Menezes  Sapucaia do Norte district, Galileia, Minas Gerais, Brazil view
Taranakite R140802 K3Al5(PO3OH)6(PO4)2·18H2O Rock Currier  Parwan lava caves, Bacchus Marsh, Victoria, Australia view
Tephroite X050162 Mn2+2(SiO4) RD Shannon 56163- 106 view
Tephroite R060141 Mn2+2(SiO4) Marcus Origlieri  Franklin, New Jersey, USA view
Tephroite R070511 Mn2+2(SiO4) Michael Scott S104417 Langban, Filipstad, Varmland, Sweden view
Tephroite R100105 Mn2+2(SiO4) American Museum of Natural History 27450 Franklin, Sussex County, New Jersey, USA view
Tetraferriphlogopite R140819 KMg3(Si3Fe3+)O10(OH)2 Rock Currier  Kovdor Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia view
Tetrahedrite-(Zn) R040164 Cu6(Cu4Zn2)Sb4S13 University of Arizona Mineral Museum 13961 Sunshine mine, Kellog, Idaho, USA view
Tetrahedrite-(Zn) R050302 Cu6(Cu4Zn2)Sb4S13 Eugene Schlepp  Casapalca, Peru view
Tetrahedrite-(Zn) R070423 Cu6(Cu4Zn2)Sb4S13 Michael Scott S104523 Tunnel Extension mine, Marysvale District (Marysvale Uranium area), Piute County, Utah, USA view
Tetrahedrite-(Zn) R100204 Cu6(Cu4Zn2)Sb4S13 William W Pinch  Level 390, Vein 14, Mina Herminia, Julcani District, Huancavelica, Peru view
Theophrastite R070699 Ni(OH)2 Michael Scott S102620 Lord Brassey mine, Heazlewood, Tasmania, Australia view
Tiptopite R070609 K2(Li,Na,Ca)6(Be6P6)O24(OH)2·1.3H2O Dakota Matrix Minerals  Tip Top mine, Custer County, South Dakota, USA view
Titanite R040033 CaTi(SiO4)O University of Arizona Mineral Museum 9799 Brazil view
Titanite R050039 CaTi(SiO4)O University of Arizona Mineral Museum 2217 Kingman, Arizona, USA view
Titanite R050114 CaTi(SiO4)O Syed Shah  Isthak Valley Iskardu, Northern Areas Gilgit, Pakistan view
Titanite R050124 CaTi(SiO4)O Carlos and Paulo Vasconcelos  Capelinha, Minas Gerais, Brazil view
Titanite R050472 CaTi(SiO4)O California Institute of Technology W-20771 Turner's Island, Lake Clear, Wadawaska, Ontario, Canada view
Titanite R100025 CaTi(SiO4)O Ikram Mineralogy  Kharan, Balochistan, Pakistan view
Titanite R100136 CaTi(SiO4)O William W. Pinch  Baja California, Mexico view
Titanite R120030 CaTi(SiO4)O Donald Doell  Zagi Mountain, Hameed Abad Kafoor Dheri, Peshawar, Khyber Pakhtunkhwa, Pakistan view
Tlapallite R060888 (Ca,Pb)3CaCu6[Te4+3Te6+O12]2(Te4+O3)2(SO4)2·3H2O Bob Jenkins  La Oriental mine, Moctezuma, Sonora, Mexico view
Topaz R040121 Al2SiO4F2 University of Arizona Mineral Museum 15679 Tepetate, San Luis Potosi, Mexico view
Topaz R050176 Al2SiO4F2 Marcus Origlieri  Jos Plateau, Nigeria view
Topaz R050199 Al2SiO4F2 Marcus Origlieri  Madagascar view
Topaz R050200 Al2SiO4F2 Marcus Origlieri  Jos Plateau, Nigeria view
Topaz X050165 Al2SiO4F2 RD Shannon 62047- 102 unknown view
Topaz R050404 Al2SiO4F2 Gerry Gibbs  Minas Gerais, Brazil view
Topaz R050405 Al2SiO4F2 Gerry Gibbs  Amelia, Virginia, USA view
Topaz R060024 Al2SiO4F2 Eric Van Valkenburg  Antonio Peireira Topaz mine, Minas Gerais, Brazil, GPS coordinates: 20 18 18 S, 43 28 37 W, 2697 ASL view
Topaz R060026 Al2SiO4F2 Eric Van Valkenburg  Capao Topaz mine, Minas Gerais, Brazil, GPS Coordinates: 20 25 58 S, 43 38 25 W, 3694 ft. ASL view
Tremolite R040045 ◻Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2 University of Arizona Mineral Museum 5906 Gouverneur, New York, USA view
Tremolite R040109 ◻Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2 University of Arizona Mineral Museum 14820 Cassiar, British Columbia, Canada view
Tremolite R050167 ◻Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2 Marcus Origlieri  Hunza Valley, Afghanistan view
Tremolite R050173 ◻Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2 Marcus Origlieri  Fort Dauphin, Madagascar view
Tremolite R050210 ◻Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2 Lloyd Twaites  Sugar Lake, Cherryville, British Columbia, Canada view
Tremolite X050167 ◻Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2 G.R. Rossman 231 Gouvernour, New York view
Tremolite X050168 ◻Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2 CIT 13696 Passo Cadonighino, Switzerland view
Tremolite X050169 ◻Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2 CIT 8038 Mt. Bity, Madagascar view
Tremolite X050170 ◻Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2 CIT 321 Canaan, Connecticut, USA view
Tremolite X050171 ◻Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2 CIT 290 St. Lawrence County, New York, USA view
Tremolite X050172 ◻Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2 CIT 4924 Macomb, New York, USA view
Tremolite X050173 ◻Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2 G.R. Rossman 1035 Haliburton, Ontario, Canada view
Tremolite R050498 ◻Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2 California Institute of Technology W-21014 Inyo County, California, USA view
Tremolite R060311 ◻Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2 Herb Obodda 005 Khyber Pass area, Khyber Agency, North-West Frontier Province, Pakistan view
Tremolite R061087 ◻Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2 Michael Scott S101178 Turret, Chaffee County, Colorado, USA view
Tremolite R070422 ◻Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2 Steve Ulatowski  Merilani Hills, Arusha, Tanzania view
Tremolite R150094 ◻Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2 UAMM 9512  Belmat, St. Lawrence Co., New York, USA view
Trilithionite R040101 KLi1.5Al1.5(Si3Al)O10F2 University of Arizona Mineral Museum 13619 Zambezi Region, Mozambique view
Trilithionite R040105 KLi1.5Al1.5(Si3Al)O10F2 University of Arizona Mineral Museum 5528 Brown Derby mine, Ohio City, Gunnison County, Colorado, USA view
Trilithionite R050486 KLi1.5Al1.5(Si3Al)O10F2 California Institute of Technology W-21082 Cotopaxie, Colorado, USA view
Trilithionite R060004 KLi1.5Al1.5(Si3Al)O10F2 Bob Downs  Mount Begbie, Revelstoke, British Columbia, Canada view
Triphylite R050257 LiFe2+(PO4) Marcus Origlieri  Palermo mine, North Groton, Grafton County, New Hampshire, USA view
Triphylite R050366 LiFe2+(PO4) Marcus Origlieri  Cornelia mine, Hagendorf, Bavaria, Germany view
Triphylite R050424 LiFe2+(PO4) John Lucking  Karibib, Namibia view
Triphylite R050494 LiFe2+(PO4) California Institute of Technology W-20810 Big Chief mine, Glendale, Pennington County, South Dakota, USA view
Triphylite R050624 LiFe2+(PO4) Gemological Center  Minas Gerais, Brazil view
Triphylite R100156 LiFe2+(PO4) William W. Pinch  Conselheira Pena, Minas Geraìs, Brazil view
Triplite R050186 Mn2+2(PO4)F John Lucking  Wuzhou, Guangxi Autonomous Region, China view
Triplite R050226 Mn2+2(PO4)F Marcus Origlieri  Fremont County, Colorado, USA view
Triplite R050615 Mn2+2(PO4)F University of Arizona Mineral Museum 3010 Vienna, Austria view
Triplite R060743 Mn2+2(PO4)F Herb Obodda 098 Shigar Valley, northeast of Skardu, Baltistan, Pakistan view
Triplite R060935 Mn2+2(PO4)F Herb Obodda  near Alchuri, Shigar Valley, Pakistan view
Triplite R070645 Mn2+2(PO4)F Dudley Blauwet Gems  10 km east of Shah Nassir Peak, Braldu Valley, Baltistan, Northern Areas, Pakistan view
Tripuhyite R070383 Fe3+Sb5+O4 Michael Scott S104750 Cetine mine, Chiusdino, Siena Province, Tuscany, Italy view
Tsepinite-Ca R060833 (Ca,K,Na)2-x(Ti,Nb)2(Si4O12)(OH,O)2·4H2O Michael Scott S101008 Hackmann Valley, Yukspor Mountain, Khibiny, Kola, Russia view
Tsepinite-K R070215 (K,Ba,Na)2(Ti,Nb)2(Si4O12)(OH,O)2·3H2O Michael Scott S100460 Karnasurt Mt, Lovozero Massif, Kola Peninsula, Murmanskaya Oblast'; Northern Region, Russia view
Tsepinite-Na R070241 (Na,H3O,K,Sr,Ba,◻)2(Ti,Nb)2(Si4O12)(OH,O)2·3H2O Michael Scott S100450 Lepkhe-Nel'm Mt. (Lepkhe-Nelm Mt.), Seidozero Lake, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia view
Tsumebite R070446 Pb2Cu(PO4)(SO4)(OH) Joe Ruiz  Tiger mine, Collins Vein, Tiger, Arizona, USA view
Tsumebite R080020 Pb2Cu(PO4)(SO4)(OH) William W. Pinch  Mex-Tex mine, Bingham, Hansonburg District, Socorro County, New Mexico, USA view
Tugtupite R050278 Na4BeAlSi4O12Cl Marcus Origlieri  Kvanefjeld, Ilimaussag, Greenland view
Tugtupite R050562 Na4BeAlSi4O12Cl Dave Bunk Minerals  Kvanefjeld, Ilimaussag, Greenland view
Tundrite-(Ce) R060837 Na2Ce2TiO2(SiO4)(CO3)2 Michael Scott S100907 Barkeviksjaer, Norway view
Tundrite-(Ce) R130563 Na2Ce2TiO2(SiO4)(CO3)2 Don Doell  Poudrette quarry, Mount St. Hilaire, Quebec, Canada view
Tundrite-(Ce) R130564 Na2Ce2TiO2(SiO4)(CO3)2 Rock Currier  Ilimaussaq complex, Narsaq, Kitaa, Greenland view
Tuperssuatsiaite R050223 Na2(Fe3+,Mn2+)3Si8O20(OH)2·4H2O Marcus Origlieri  Aris phonolite, Windhoek, Namibia view
Tweddillite R120125 CaSrMn3+2Al(Si2O7)(SiO4)O(OH) William W. Pinch  Wessels mine, Kalahari manganese field, Cape Province, South Africa view
Tyrolite R050231 Ca2Cu9(AsO4)4(CO3)(OH)8·11H2O Marcus Origlieri  Tyrol, Austria view
Tyrolite R050571 Ca2Cu9(AsO4)4(CO3)(OH)8·11H2O University of Arizona Mineral Museum 8693 Penamellera, Spain view
Tyrolite R060264 Ca2Cu9(AsO4)4(CO3)(OH)8·11H2O Michael Scott S100064 Lovelock mine, Bolivia, Cottonwood Canyon, Churchill County, Nevada, USA view
Uranophane R050380 Ca(UO2)2(SiO3OH)2·5H2O University of Arizona Mineral Museum 5973 Grafton County, New Hampshire, USA view
Uranophane R070038 Ca(UO2)2(SiO3OH)2·5H2O Michael Scott S105086 Kyzulsai Mo-U deposit, south Kazakhstan view
Uranophane R070584 Ca(UO2)2(SiO3OH)2·5H2O James Shigley  Wolsendorf, Schwandorf, Upper Palatinate, Bavaria, Germany view
Uranopilite R060374 (UO2)6(SO4)O2(OH)6·14H2O Michael Scott S100025 Apex mine, Lander County, Nevada, USA view
Vanadiocarpholite R080099 Mn2+V3+AlSi2O6(OH)4 Michael Scott S101686 Molinello mine, Graveglia Valley, Ne, Genova Province, Liguria, Italy view
Vanpeltite R230006 (Mo2O5)(S4+O3)·4H2O Brent Thorne  Freedom No. 2 mine, Marysvale District, Piute County, Utah, USA view
Variscite R040180 Al(PO4)·2H2O University of Arizona Mineral Museum 12853 de Linde mine, Montgomery County, Arkansas, USA view
Variscite R050467 Al(PO4)·2H2O University of Arizona Mineral Museum 2454 Garland County, Arkansas, USA view
Variscite R100222 Al(PO4)·2H2O Luiz Menezes  Canarana, Mato Grosso, Brazil view
Variscite R110139 Al(PO4)·2H2O Luiz Menezes  Boa Vista pegmatite, Conselheiro Pena, Doce valley, Minas Gerais, Brazil view
Verplanckite R050265 Ba4Mn2+2Si4O12(OH,H2O)3Cl3 Marcus Origlieri  Big Creek, Fresno County, California, USA view
Vistepite R070712 Mn4SnB2O2(Si2O7)2(OH)2 Michael Scott S100544 Rhodonite occurrence, Muzeinyi Valley, Inyl'chek Range, Issyk-Kul'skaya Oblast, Kyrgyzstan view
Vonsenite R050221 Fe2+2Fe3+O2(BO3) Marcus Origlieri  Monchi mine, Burguillos del Cerro, Badajoz, Extremadura, Spain view
Vonsenite R050477 Fe2+2Fe3+O2(BO3) California Institute of Technology W-20961 North Hill, Riverside, California, USA view
Walpurgite R050573 Bi4O4(UO2)(AsO4)2·2H2O University of Arizona Mineral Museum 2484 Joachimstal, Bohemia, Czech Republic view
Wavellite R040176 Al3(PO4)2(OH)3·5H2O University of Arizona Mineral Museum 4858 Montgomery County, Arkansas, USA view
Wavellite R050219 Al3(PO4)2(OH)3·5H2O Marcus Origlieri  Kapunda Quarry, South Australia, Australia view
Willemseite R061112 Ni3Si4O10(OH)2 Michael Scott S104099 near Scotia Talc mine, Barberton Mountain, Transvaal, South Africa view
Wupatkiite R060515 CoAl2(SO4)4·22H2O Michael Scott S100326 Lorena Gold mine, Cloncurry, Queensland, Australia view
Xonotlite R120029 Ca6Si6O17(OH)2 Donald Doell  Kalahari manganese field, Northern Cape Province, South Africa view
Xonotlite R180003 Ca6Si6O17(OH)2 Jaco and Tania Janse van Nieuwenhuizen  Nchwaning III mine, Kuruman, Kalahari manganese field, Northern Cape Province, South Africa view
Yofortierite R080111 Mn2+5Si8O20(OH)2·7H2O William W. Pinch  Mont Saint-Hilaire, Quebec, Canada view
Yuksporite R060818 K4(Ca,Na)14(Sr,Ba)2(◻,Mn,Fe)(Ti,Nb)4(O,OH)4(Si6O17)2(Si2O7)3(H2O,OH)3 Bob Jenkins  Chibiny, Kola Peninsula, Russia view
Zeophyllite R060150 Ca13Si10O28(OH)2F8·6H2O University of Arizona Mineral Museum 2957 Radzein, near Teplitz, Bohemia, Czech Republic view
Zincocopiapite R060779 ZnFe3+4(SO4)6(OH)2·20H2O Michael Scott S101288 Les Valettes, Wallis, Switzerland view
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