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Welcome to the RRUFF Project website containing an integrated database of Raman spectra, X-ray diffraction and chemistry data for minerals. |
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Parisite-(La) RRUFF ID: R130687 |
Ideal Chemistry: CaLa2(CO3)3F2 |
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Locality: Novo Horizonte, Bahia, Brazil Source: Luiz Menezes Owner: RRUFF Description: Type sample, brown crystals in matrix Status: The identification of this mineral has been confirmed only by chemical analysis |
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| Mineral Group: [ Parisite (4) ] | ||||||||||
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Parkerite RRUFF ID: R070056 |
Ideal Chemistry: Ni3(Bi,Pb)2S2 |
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Locality: Otjabrsky deposit, Norilsk ore district, Russia Source: Michael Scott S105052 Owner: RRUFF Description: Bronze metallic polished fragment Status: The identification of this mineral is not yet confirmed. |
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Parsonsite RRUFF ID: R060154 |
Ideal Chemistry: Pb2+2(U6+O2)(PO4)2·0-2H2O |
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Locality: Faye, near Grury, France Source: Marcus Origlieri Owner: RRUFF Description: Yellow acicular crystals in radial aggregates Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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Parthéite RRUFF ID: R130077 |
Ideal Chemistry: Ca2(Si4Al4)O15(OH)2·4H2O |
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Locality: Denezhkin Kamen, Urals Region, Russia Source: Biljana Lazic Owner: Biljana Lazic Description: Prismatic crystals. Data from Lazic et al (2012) Status: The identification of this mineral has been confirmed by X-ray diffraction. |
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Pascoite RRUFF ID: R060574 |
Ideal Chemistry: Ca3[V5+10O28]·17H2O |
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Locality: Arrowhead Claim, Slick Rock, San Miguel County, Colorado, USA Source: Michael Scott S100803 Owner: RRUFF Description: Orange vitreous crust Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Pascoite (5) ] | ||||||||||
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Patrónite RRUFF ID: R070737 |
Ideal Chemistry: V4+(S2)2-2 |
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Locality: Ragra Mine (Minasragra), Junín, Cerro de Pasco, Alcides Carrión Province, Pasco Department, Peru Source: Michael Scott S103225 Owner: RRUFF Description: Lead-gray to gray-black metallic massive Status: The identification of this mineral is not yet confirmed. |
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Paulingite-Ca RRUFF ID: R120023 |
Ideal Chemistry: (Ca,K,Na,Ba,◻)10(Si,Al)42O84·34H2O |
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Locality: Vinařická hora hill, Kladno, Central Bohemian Region, Czech Republic Source: Dr. Jürgen Wachsmuth Owner: RRUFF Description: Pale yellow rhombic dodecahedra Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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Paulingite-K RRUFF ID: R070604 |
Ideal Chemistry: (K,Ca,Na,Ba,◻)10(Si,Al)42O84·34H2O |
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Locality: Squaw Creek, Riggins, Idaho County, Idaho, USA Source: James Shigley Owner: RRUFF Description: Vitreous colorless to pale-yellow cubes and dodecahedra Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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Paulingite-Na RRUFF ID: R060457 |
Ideal Chemistry: (Na2,K2,Ca,Ba)5Al10Si35O90·45H2O |
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Locality: near Ritter, Grant County, Oregon, USA Source: Michael Scott S100116 Owner: RRUFF Description: Druse of colorless dodecahedral crystals coating vesicles in basalt Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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Pavonite RRUFF ID: R070566 |
Ideal Chemistry: Ag1+Bi3+3S2-5 |
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Locality: near Charcas, San Luis Potosi, Mexico Source: James Shigley Owner: RRUFF Description: Steel-gray metallic massive Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ Pavonite (2) ] | ||||||||||
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Pearceite RRUFF ID: R050310 |
Ideal Chemistry: Cu1+(Ag1+,Cu1+)6Ag1+9As3+2S2-11 |
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Locality: Conception del Oro, Zacatecas, Mexico Source: Eugene Schlepp Owner: RRUFF Description: Black metallic distorted crystals associated with quartz and galena. X-ray diffraction shows that this is pearceite-Tac. Unable to obtain Raman spectra without burning the sample. Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Polybasite (6) ] | ||||||||||
| Quick search: [ All Pearceite samples (4) ] | ||||||||||
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Pearceite RRUFF ID: R050611 |
Ideal Chemistry: Cu1+(Ag1+,Cu1+)6Ag1+9As3+2S2-11 |
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Locality: Imiter mine, Morocco Source: Marcus Origlieri Owner: RRUFF Description: Dark red flakes. The cell parameters indicate that this is pearceite-M2a2b2c Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Polybasite (6) ] | ||||||||||
| Quick search: [ All Pearceite samples (4) ] | ||||||||||
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Pearceite RRUFF ID: R060689 |
Ideal Chemistry: Cu1+(Ag1+,Cu1+)6Ag1+9As3+2S2-11 |
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Locality: Clara mine, Rankach Valley, Oberwolfach, Wolfach, Black Forest, Baden-Württemberg, Germany Source: Michael Scott S101152 Owner: RRUFF Description: Black tabular hexagonal prism in quartz. X-ray diffraction shows that this is pearceite-Tac. Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Polybasite (6) ] | ||||||||||
| Quick search: [ All Pearceite samples (4) ] | ||||||||||
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Pearceite RRUFF ID: R090041 |
Ideal Chemistry: Cu1+(Ag1+,Cu1+)6Ag1+9As3+2S2-11 |
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Locality: Uchucchacua mine, Oyon Province, Lima Department, Peru Source: Tony Jones Owner: RRUFF Description: Aggregates of black hexagonal plates, X-ray diffraction indicates that it is type T2ac. Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Polybasite (6) ] | ||||||||||
| Quick search: [ All Pearceite samples (4) ] | ||||||||||
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Pectolite RRUFF ID: R050396 |
Ideal Chemistry: NaCa2Si3O8(OH) |
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Locality: Jeffrey Quarry, Asbestos, Quebec, Canada Source: Marcus Origlieri Owner: RRUFF Description: Colorless to gray columnar blocky crystals Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Pectolite (8) ] | ||||||||||
| Quick search: [ All Pectolite samples (4) ] | ||||||||||
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Pectolite RRUFF ID: R060101 |
Ideal Chemistry: NaCa2Si3O8(OH) |
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Locality: West Patterson, New Jersey, USA Source: University of Arizona Mineral Museum 6748 Owner: RRUFF Description: Tufts of white acicular sprays Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Pectolite (8) ] | ||||||||||
| Quick search: [ All Pectolite samples (4) ] | ||||||||||
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Pectolite RRUFF ID: R070607 |
Ideal Chemistry: NaCa2Si3O8(OH) |
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Locality: Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mont Saint-Hilaire, Rouville County, Québec, Canada Source: Michael Scott S104425 Owner: RRUFF Description: Colorless platy microcrystals associated with griceite, R070436 Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Pectolite (8) ] | ||||||||||
| Quick search: [ All Pectolite samples (4) ] | ||||||||||
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Pectolite RRUFF ID: R120024 |
Ideal Chemistry: NaCa2Si3O8(OH) |
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Locality: Eveslogchorr Mt., Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Russia Source: Dr. Jürgen Wachsmuth Owner: RRUFF Description: Colorless elongated platy crystals Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Pectolite (8) ] | ||||||||||
| Quick search: [ All Pectolite samples (4) ] | ||||||||||
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Pellyite RRUFF ID: R150078 |
Ideal Chemistry: Ba2CaFe2+2Si6O17 |
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Locality: Gun Claim, Yukon Territory, Canada Source: Gunnar Farber Owner: RRUFF Description: Colorless tabular or prismatic crystals with conchoidal fracture, associated with suzukiite (R150039), walstromite (R150079), and bavsiite. Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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Penfieldite RRUFF ID: R050163 |
Ideal Chemistry: Pb2+2Cl3(OH) |
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Locality: Margarita mine, Sierra Gorda, Antofagasta, Chile Source: Jim McGlasson Owner: RRUFF Description: Colorless pyramidal crystals, associated with blue pseudoboléite, R050162 Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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Penikisite RRUFF ID: R060160 |
Ideal Chemistry: BaMg2Al2(PO4)3(OH)3 |
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Locality: 16 miles north of the Hess River, Mayo Mining District, Yukon Territory, Canada Source: Mark Mauthner 3568 Owner: RRUFF Description: Aggregate of green crystals in quartz associated with purple gorceixite, R060158. Crystal used in the Bowman et al (2013) study. Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Bjarebyite (5) ] | ||||||||||
| Quick search: [ All Penikisite samples (2) ] | ||||||||||
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Penikisite RRUFF ID: R060270 |
Ideal Chemistry: BaMg2Al2(PO4)3(OH)3 |
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Locality: 16 miles north of Hess River, Yukon Territory, Canada Source: Michael Scott S100141 Owner: RRUFF Description: Pale bluish green massive associated with quartz Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Bjarebyite (5) ] | ||||||||||
| Quick search: [ All Penikisite samples (2) ] | ||||||||||
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Penkvilksite RRUFF ID: R130027 |
Ideal Chemistry: Na4Ti4+2Si8O22·4H2O |
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Locality: Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia Source: Don Doell DD 13-01 Owner: RRUFF Description: Powdery white aggregate Status: The identification of this mineral is not yet confirmed. |
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Pentagonite RRUFF ID: R120136 |
Ideal Chemistry: CaV4+OSi4O10·4H2O |
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Locality: Wagholi, Poona, Maharashtra State, India Source: Marcus Origlieri Owner: RRUFF Description: Bright blue blades Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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Pentahydrite RRUFF ID: R060990 |
Ideal Chemistry: MgS6+O4·5H2O |
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Locality: Strassfurt, Prussia Source: Michael Scott S101469 Owner: RRUFF Description: Unconsolidated aggregate of colorless grains, mixed with starkeyite Status: The identification of this mineral has been made only by X-ray diffraction. |
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| Mineral Group: [ Chalcanthite (8) ] | ||||||||||
| Quick search: [ All Pentahydrite samples (3) ] | ||||||||||
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Pentahydrite RRUFF ID: R070069 |
Ideal Chemistry: MgS6+O4·5H2O |
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Locality: Vulcano Island, Eolie Islands, Messina Province, Sicily, Italy Source: James Shigley Owner: RRUFF Description: Unconsolidated coarse crystalline grains associated with anhydrite Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Chalcanthite (8) ] | ||||||||||
| Quick search: [ All Pentahydrite samples (3) ] | ||||||||||
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Pentahydrite RRUFF ID: R100022 |
Ideal Chemistry: MgS6+O4·5H2O |
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Locality: Leopoldshall, Stassfurt, Stassfurt Deposit, Saxony-Anhalt, Germany Source: Michael Scott S105209 Owner: RRUFF Description: Colorless well-formed tabular crystals associated with carnallite R070291 and kainite R100021. Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Chalcanthite (8) ] | ||||||||||
| Quick search: [ All Pentahydrite samples (3) ] | ||||||||||
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Pentlandite RRUFF ID: R060144 |
Ideal Chemistry: (Ni,Fe)9S8 |
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Locality: Worthington, Ontario, Canada Source: University of Arizona Mineral Museum 5840 Owner: RRUFF Description: Bronze-white metallic massive Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Pentlandite (1) ] | ||||||||||
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Peprossiite-(Ce) RRUFF ID: R110144 |
Ideal Chemistry: (Ce3+,La)(Al3O)2/3B4O10 |
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Locality: Capranica, Vico Lake, Viterbo Province, Latium, Italy Source: Donald M Doell Owner: RRUFF Description: Yellow platy crystals frozen in matrix Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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Peretaite RRUFF ID: R060459 |
Ideal Chemistry: CaSb3+4O4(S6+O4)2(OH)2·2H2O |
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Locality: Pereta mine, Grosseto, Tuscany, Italy Source: Michael Scott S100298 Owner: RRUFF Description: Colorless thin plates, with red incrustations of valentinite Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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Perhamite RRUFF ID: R110142 |
Ideal Chemistry: Ca3Al7.7Si3P4O23.5(OH)14.1·8H2O |
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Locality: Emmons quarry, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA Source: Donald Doell Owner: RRUFF Description: Parallel aggregates of tan colored hexagonal plates Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Perhamite (2) ] | ||||||||||
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Perite RRUFF ID: R060766 |
Ideal Chemistry: Pb2+Bi3+O2Cl |
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Locality: Blue Bell mine, San Bernardino, California, USA Source: Michael Scott S101246 Owner: RRUFF Description: Pale straw-yellow granular, associated with fluorite, hemimorphite, quartz and chlorargyrite Status: The identification of this mineral has been confirmed by X-ray diffraction. |
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| Mineral Group: [ Nadorite (3) ] | ||||||||||
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Perovskite RRUFF ID: R050456 |
Ideal Chemistry: CaTi4+O3 |
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Locality: Magnet Cove, Arkansas, USA Source: University of Arizona Mineral Museum 2370 Owner: RRUFF Description: Groups of black cubo-octahedral crystals Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Perovskite (44) ] | ||||||||||
| Quick search: [ All Perovskite samples (6) ] | ||||||||||
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Perovskite RRUFF ID: R060345 |
Ideal Chemistry: CaTi4+O3 |
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Locality: Latrappe, Oka District, Quebec, Canada Source: Michael Scott S100197 Owner: RRUFF Description: Black square prismatic crystals associated with white calcite, yellow monticellite and yellow diopside Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Perovskite (44) ] | ||||||||||
| Quick search: [ All Perovskite samples (6) ] | ||||||||||
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Perovskite RRUFF ID: R110178 |
Ideal Chemistry: CaTi4+O3 |
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Locality: St Lawrence Columbium mine, Oka, Laurentides, Quebec, Canada Source: Donald Doell Owner: RRUFF Description: Black lustrous cubes Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Perovskite (44) ] | ||||||||||
| Quick search: [ All Perovskite samples (6) ] | ||||||||||
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Perovskite RRUFF ID: R120121 |
Ideal Chemistry: CaTi4+O3 |
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Locality: Fuka mine, Bicchu-cho, Okayama Prefecture, Japan Source: Marcus Origlieri Owner: RRUFF Description: Isolated grey-to-black octahedra frozen in matrix, associated with wollastonite R120122, spurrite and gehlenite Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ Perovskite (44) ] | ||||||||||
| Quick search: [ All Perovskite samples (6) ] | ||||||||||
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Perovskite RRUFF ID: R130037 |
Ideal Chemistry: CaTi4+O3 |
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Locality: Bond zone (Quebec Columbium Ltd. and Columbium Mining Products properties), Oka complex, Oka, Deux-Montagnes RCM, Laurentides, Québec, Canada Source: Don Doell DD 13-09 Owner: RRUFF Description: Sharp black cubes, associated with åkermanite, R130036 Status: The identification of this mineral is not yet confirmed. |
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| Mineral Group: [ Perovskite (44) ] | ||||||||||
| Quick search: [ All Perovskite samples (6) ] | ||||||||||
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Perovskite RRUFF ID: R160074 |
Ideal Chemistry: CaTi4+O3 |
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Locality: Zlatoust, Southern Ural Mountains, Chelyabinsk, Russia Source: UAMM Owner: RRUFF Description: Status: The identification of this mineral has been determined only by Raman spectroscopy |
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| Mineral Group: [ Perovskite (44) ] | ||||||||||
| Quick search: [ All Perovskite samples (6) ] | ||||||||||
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Perroudite RRUFF ID: R060699 |
Ideal Chemistry: Ag1+4Hg2+5S2-5(I1-,Br)2Cl2 |
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Locality: Copiapo, Chile Source: Bob Jenkins Owner: RRUFF Description: Reddish brown thin bladed crystals associated with white cerussite Status: The identification of this mineral has been confirmed by X-ray diffraction. |
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| Quick search: [ All Perroudite samples (2) ] | ||||||||||
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Perroudite RRUFF ID: R070484 |
Ideal Chemistry: Ag1+4Hg2+5S2-5(I1-,Br)2Cl2 |
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Locality: Cap Garonne Mine, Pradet, Var, Provence-Alpes-Côte d'Azur, France Source: Michael Scott S102891 Owner: RRUFF Description: Reddish brown acicular crystals associated with green or pale-green cornwallite, light-yellow barite and quartz Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Quick search: [ All Perroudite samples (2) ] | ||||||||||
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Perryite RRUFF ID: R070052 |
Ideal Chemistry: (Ni,Fe)8(Si,P)3 |
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Locality: Mount Egerton meteorite, Gaskoyne River, Western Australia, Australia Source: Michael Scott S105049 Owner: RRUFF Description: Gray metallic polished fragment embedded in epoxy Status: The identification of this mineral is not yet confirmed. |
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Pertlikite RRUFF ID: R110209 |
Ideal Chemistry: K2(Fe2+,Mg)2(Mg,Fe3+)4Fe3+2Al(S6+O4)12·18H2O |
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Locality: Mina Alcaparrosa, Cerritos Bayos, Calama, Atacama, II Region, Chile Source: Gunnar Farber Owner: RRUFF Description: Green transparent tetragonal prisms associated with coquimbite R110210 and krausite R110211 Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ Voltaite (3) ] | ||||||||||
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Petalite RRUFF ID: R040100 |
Ideal Chemistry: LiAlSi4O10 |
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Locality: Brazil Source: Bob Downs Owner: RRUFF Description: Pale purple cut gemstone Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Not in a structural group (133) ] | ||||||||||
| Quick search: [ All Petalite samples (2) ] | ||||||||||
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Petalite RRUFF ID: R060365 |
Ideal Chemistry: LiAlSi4O10 |
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Locality: Paprok, near Kamdesh, Nuristan, Kunar Province, Afghanistan Source: Herb Obodda 015 Owner: RRUFF Description: Colorless fragment Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Not in a structural group (133) ] | ||||||||||
| Quick search: [ All Petalite samples (2) ] | ||||||||||
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Petarasite RRUFF ID: R060223 |
Ideal Chemistry: Na5Zr4+2Si6O18(Cl,OH)·2H2O |
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Locality: Demix Quarry, Mont Saint-Hilaire, Rouville County, Quebec, Canada Source: Royal Ontario Museum M49492 Owner: RRUFF Description: Tan colored cleavage fragment associated with catapleiite Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Quick search: [ All Petarasite samples (2) ] | ||||||||||
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Petarasite RRUFF ID: R060220 |
Ideal Chemistry: Na5Zr4+2Si6O18(Cl,OH)·2H2O |
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Locality: Mont Saint-Hilaire, Rouville County, Quebec, Canada Source: Rock Currier Owner: RRUFF Description: Pale yellowish brown massive associated with aegirine, albite, natrolite, astrophyllite and rhodochrosite Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Quick search: [ All Petarasite samples (2) ] | ||||||||||
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Petedunnite RRUFF ID: R070207 |
Ideal Chemistry: CaZn2+Si2O6 |
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Locality: Franklin, New Jersey, USA Source: William W. Pinch Owner: RRUFF Description: Dark green fine-grained massive Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ pyroxene (81) ] | ||||||||||
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Petermegawite RRUFF ID: R210008 |
Ideal Chemistry: Al6(Se4+O3)3[SiO3(OH)](OH)9·10H2O |
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Locality: El Dragon mine, Potosi, Bolivia Source: Bob Jenkins Owner: RRUFF Description: Colorless bladed or tabular crystals, associated with blue chalcomenite and greenish blue clinochalcomenite. Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Not in a structural group (133) ] | ||||||||||
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Petersenite-(Ce) RRUFF ID: R120035 |
Ideal Chemistry: Na4Ce3+2(CO3)5 |
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Locality: Mont Saint-Hilaire, Rouville RCM, Montérégie, Québec, Canada Source: Donald Doell Owner: RRUFF Description: Pale yellow or pink (depending on light source) hexagonal prismatic crystals, associated with albite and aegirine. Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ burbankite (8) ] | ||||||||||
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Petersite-(Ce) RRUFF ID: R050541 |
Ideal Chemistry: Cu2+6Ce3+(PO4)3(OH)6·3H2O |
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Locality: Cherry Creek district, Yavapai County, Arizona, USA Source: UAMM 19801 Owner: RRUFF Description: Spray of yellowish-green acicular crystals, type sample Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Mixite (10) ] | ||||||||||
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Petersite-(Y) RRUFF ID: R060538 |
Ideal Chemistry: Cu2+6Y(PO4)3(OH)6·3H2O |
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Locality: Laurel Hill, Secaucus, New Jersey, USA Source: Michael Scott S100204 Owner: RRUFF Description: Divergent sprays of pale green fibers Status: The identification of this mineral is not yet confirmed. |
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| Mineral Group: [ Mixite (10) ] | ||||||||||
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Petterdite RRUFF ID: R110019 |
Ideal Chemistry: Pb2+Cr3+2(CO3)2(OH)4·H2O |
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Locality: Red Lead mine, Dundas mineral field, Zeehan district, Tasmania, Australia Source: Bob Jenkins Owner: RRUFF Description: Pale purple to mauve micro coating Status: The identification of this mineral is not yet confirmed. |
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| Mineral Group: [ Dundasite (5) ] | ||||||||||
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Petzite RRUFF ID: R070254 |
Ideal Chemistry: Ag1+3Au1+Te2-2 |
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Locality: Red Jacket mine, Baker County, Oregon, USA Source: Michael Scott S105690 Owner: RRUFF Description: Steel grey metallic fragments with subconchoidal fracture, sample used as the standard for the ICDD powder diffraction file Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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Pezzottaite RRUFF ID: R060583 |
Ideal Chemistry: CsLiBe2Al2Si6O18 |
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Locality: Ambatovita, Mandrosonoro area, Fianarantsoa Province, Madagascar Source: Michael Scott S100812 Owner: RRUFF Description: Pink thin tabular hexagonal plate Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Beryl (28) ] | ||||||||||
)
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Pharmacoalumite RRUFF ID: R060411 |
Ideal Chemistry: KAl4(As5+O4)3(OH)4·6.5H2O |
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Locality: Maria Josefa, Rodalquilar, Almeria Province, Spain Source: Bob Jenkins Owner: RRUFF Description: Pale green, yellow and colorless transparent single cubes associated with quartz Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ pharmacosiderite (4) ] | ||||||||||
)
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Pharmacolite RRUFF ID: R050537 |
Ideal Chemistry: Ca(As5+O3OH)·2H2O |
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Locality: Bohemia Region, Svornost mine, Jachymov, Czech Republic Source: University of Arizona Mineral Museum 16150 Owner: RRUFF Description: Colorless acicular crystals Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Gypsum (12) ] | ||||||||||
| Quick search: [ All Pharmacolite samples (2) ] | ||||||||||
)
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Pharmacolite RRUFF ID: R070517 |
Ideal Chemistry: Ca(As5+O3OH)·2H2O |
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Locality: Getchell mine, Adam Peak, Potosi District, Humboldt County, Nevada, USA Source: James Shigley Owner: RRUFF Description: Spherical aggregates of white acicular crystals Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ Gypsum (12) ] | ||||||||||
| Quick search: [ All Pharmacolite samples (2) ] | ||||||||||
)
|
Pharmacosiderite RRUFF ID: R050574 |
Ideal Chemistry: KFe3+4(As5+O4)3(OH)4·6-7H2O |
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Locality: Cornwall, England Source: University of Arizona Mineral Museum 5028 Owner: RRUFF Description: Druse of bluish-green cubes Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ pharmacosiderite (4) ] | ||||||||||
| Quick search: [ All Pharmacosiderite samples (2) ] | ||||||||||
)
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Pharmacosiderite RRUFF ID: R070587 |
Ideal Chemistry: KFe3+4(As5+O4)3(OH)4·6-7H2O |
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Locality: Mylar mine, Majuba Hill, Antelope District, Pershing County, Nevada, USA Source: James Shigley Owner: RRUFF Description: Aggregates of green and brown cubic crystals associated with gypsum Status: The identification of this mineral is not yet confirmed. |
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| Mineral Group: [ pharmacosiderite (4) ] | ||||||||||
| Quick search: [ All Pharmacosiderite samples (2) ] | ||||||||||
)
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Phenakite RRUFF ID: R040046 |
Ideal Chemistry: Be2SiO4 |
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Locality: San Miguel de Piracicaba, Minas Gerais, Brazil Source: University of Arizona Mineral Museum 15677 Owner: RRUFF Description: Colorless crystal fragments Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Phenakite (8) ] | ||||||||||
| Quick search: [ All Phenakite samples (4) ] | ||||||||||
)
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Phenakite RRUFF ID: R040132 |
Ideal Chemistry: Be2SiO4 |
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Locality: Kragerø, Telemark, Norway Source: University of Arizona Mineral Museum 4380 Owner: RRUFF Description: Colorless fragments Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Phenakite (8) ] | ||||||||||
| Quick search: [ All Phenakite samples (4) ] | ||||||||||
)
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Phenakite RRUFF ID: R050137 |
Ideal Chemistry: Be2SiO4 |
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Locality: Mount Antero area, Chaffee County, Colorado, USA Source: Dave Bunk Minerals Owner: RRUFF Description: Colorless tabular hexagonal crystal Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Phenakite (8) ] | ||||||||||
| Quick search: [ All Phenakite samples (4) ] | ||||||||||
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Phenakite RRUFF ID: X050129 |
Ideal Chemistry: Be2SiO4 |
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Locality: Anjomabonoia, Madagascar Source: RD Shannon 49022- 34 Owner: Caltech Description: Status: The identification of this mineral has been determined only by Raman spectroscopy |
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| Mineral Group: [ Phenakite (8) ] | ||||||||||
| Quick search: [ All Phenakite samples (4) ] | ||||||||||
)
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Philipsbornite RRUFF ID: R060683 |
Ideal Chemistry: Pb2+Al3(As5+O4)(As5+O3OH)(OH)6 |
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Locality: Gold Hill, Nevada, USA Source: Bob Jenkins Owner: RRUFF Description: Aggregate of olive green spheroidal masses Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Groups: [ alunite (46) ] [ crandallite (14) ] | ||||||||||
| Quick search: [ All Philipsbornite samples (3) ] | ||||||||||
)
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Philipsbornite RRUFF ID: R070065 |
Ideal Chemistry: Pb2+Al3(As5+O4)(As5+O3OH)(OH)6 |
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Locality: Hat Yai Province, Thailand Source: Bob Jenkins Owner: RRUFF Description: Colorless pyramidal crystals, associated with yellow mimetite. The sample could be a solid solution among segnitite-philipsbornite-beudantite-hidalgoite. Status: The identification of this mineral has been confirmed only by chemical analysis |
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| Mineral Groups: [ alunite (46) ] [ crandallite (14) ] | ||||||||||
| Quick search: [ All Philipsbornite samples (3) ] | ||||||||||
)
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Philipsbornite RRUFF ID: R150127 |
Ideal Chemistry: Pb2+Al3(As5+O4)(As5+O3OH)(OH)6 |
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Locality: Tsumeb mine, Tsumeb, Namibia Source: Shields Flynn Owner: RRUFF Description: Aggregates of colorless cubic crystals with brown coating, associated with cuprian adamite Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Groups: [ alunite (46) ] [ crandallite (14) ] | ||||||||||
| Quick search: [ All Philipsbornite samples (3) ] | ||||||||||
)
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Philipsburgite RRUFF ID: R061036 |
Ideal Chemistry: Cu2+5Zn2+(As5+O4)(PO4)(OH)6·H2O |
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Locality: Black Pine mine, Granite county, Montana, USA Source: Michael Scott S101463 Owner: RRUFF Description: Dark green, almost black subparallel rosettes, associated with lighter greenish blue spherules of zapatalite Status: The identification of this mineral is not yet confirmed. |
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| Mineral Group: [ Philipsburgite (2) ] | ||||||||||
)
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Phillipsite-Ca RRUFF ID: R050078 |
Ideal Chemistry: Ca3(Si10Al6)O32·12H2O |
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Locality: Grant County, Oregon, USA Source: Rock Currier Owner: RRUFF Description: White tabular hexagonal Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Harmotome (8) ] | ||||||||||
| Quick search: [ All Phillipsite-Ca samples (2) ] | ||||||||||
)
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Phillipsite-Ca RRUFF ID: R060161 |
Ideal Chemistry: Ca3(Si10Al6)O32·12H2O |
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Locality: Sasback on Rhine, Germany Source: Marcus Origlieri Owner: RRUFF Description: Coating of colorless pseudo-octahedral shaped crystals Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Harmotome (8) ] | ||||||||||
| Quick search: [ All Phillipsite-Ca samples (2) ] | ||||||||||
)
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Phillipsite-K RRUFF ID: R140774 |
Ideal Chemistry: K6(Si10Al6)O32·12H2O |
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Locality: Mt Vesuvius, Somma-Vesuvius Complex, Naples Province, Campania, Italy Source: Ch. and H. Schäfer Owner: RRUFF Description: Radial aggregates of colorless prismatic crystals, associated with calcite Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ Harmotome (8) ] | ||||||||||
| Quick search: [ All Phillipsite-K samples (2) ] | ||||||||||
)
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Phillipsite-K RRUFF ID: R141095 |
Ideal Chemistry: K6(Si10Al6)O32·12H2O |
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Locality: Capo di Bove, Alban hills, Latium, Italy Source: Ch. and H. Schäfer Owner: RRUFF Description: Colorless bladed crystals. Perhaps this is phillipsite-Na Status: unconfirmed |
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| Mineral Group: [ Harmotome (8) ] | ||||||||||
| Quick search: [ All Phillipsite-K samples (2) ] | ||||||||||
)
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Phillipsite-Na RRUFF ID: R061094 |
Ideal Chemistry: Na6(Si10Al6)O32·12H2O |
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Locality: Faraglione dei Ciccopi, Aci Castello, Catania Province, Sicily, Italy Source: Michael Scott S102422 Owner: RRUFF Description: Spherical aggregates of translucent white blocky, pseudotetragonal crystals, associated with chabazite-Na, R070440 Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Harmotome (8) ] | ||||||||||
| Quick search: [ All Phillipsite-Na samples (2) ] | ||||||||||
)
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Phillipsite-Na RRUFF ID: R070271 |
Ideal Chemistry: Na6(Si10Al6)O32·12H2O |
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Locality: Etsumi, Ogi, Sado Island, Niigata Prefecture, Chubu Region, Honshu Island, Japan Source: Michael Scott S105963 Owner: RRUFF Description: Spherical radiating aggregates of clear colorless prismatic crystals with pyramidal terminations; sample is from the Tiba et al (1995) study, co-type specimen Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Harmotome (8) ] | ||||||||||
| Quick search: [ All Phillipsite-Na samples (2) ] | ||||||||||
)
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Phlogopite RRUFF ID: R040144 |
Ideal Chemistry: KMg3(Si3Al)O10(OH)2 |
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Locality: Brinton's Quarry, Chester County, Pennsylvania, USA Source: University of Arizona Mineral Museum 8644 Owner: RRUFF Description: Dark green mica book Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Groups: [ mica (50) ] [ Clay (86) ] | ||||||||||
| Quick search: [ All Phlogopite samples (4) ] | ||||||||||
)
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Phlogopite RRUFF ID: R050068 |
Ideal Chemistry: KMg3(Si3Al)O10(OH)2 |
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Locality: S.W. Jasper County, Georgia, USA Source: Rock Currier Owner: RRUFF Description: Dark brown micaceous single crystal Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Groups: [ mica (50) ] [ Clay (86) ] | ||||||||||
| Quick search: [ All Phlogopite samples (4) ] | ||||||||||
)
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Phlogopite RRUFF ID: R050485 |
Ideal Chemistry: KMg3(Si3Al)O10(OH)2 |
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Locality: Libby, Montana, USA Source: California Institute of Technology W-20935 Owner: RRUFF Description: Green micaceous fragment Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Groups: [ mica (50) ] [ Clay (86) ] | ||||||||||
| Quick search: [ All Phlogopite samples (4) ] | ||||||||||
)
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Phlogopite RRUFF ID: R070330 |
Ideal Chemistry: KMg3(Si3Al)O10(OH)2 |
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Locality: Little Chief mine, Whitehorse, Yukon Territory, Canada Source: Mark Mauthner 3479 Owner: RRUFF Description: Green micaceous Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Groups: [ mica (50) ] [ Clay (86) ] | ||||||||||
| Quick search: [ All Phlogopite samples (4) ] | ||||||||||
)
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Phoenicochroite RRUFF ID: R050164 |
Ideal Chemistry: Pb2+2O(Cr6+O4) |
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Locality: Chapacase mine, Sierra Cerrillias District, Tocopilla, Chile Source: Jim McGlasson Owner: RRUFF Description: Dark-red massive with orange wulfenite Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Quick search: [ All Phoenicochroite samples (2) ] | ||||||||||
)
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Phoenicochroite RRUFF ID: R050587 |
Ideal Chemistry: Pb2+2O(Cr6+O4) |
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Locality: Potter Cramer mine, Maricopa County, Arizona, USA Source: Marcus Origlieri Owner: RRUFF Description: Thin coating that includes red gemmy crystalline fragments in some places Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Quick search: [ All Phoenicochroite samples (2) ] | ||||||||||
)
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Phosgenite RRUFF ID: R050640 |
Ideal Chemistry: Pb2+2CO3Cl2 |
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Locality: Monte Poni, Sardinia, Italy Source: University of Arizona Mineral Museum 2007 Owner: RRUFF Description: Gray rectangular prismatic crystal Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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)
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Phosphoferrite RRUFF ID: R090065 |
Ideal Chemistry: Fe2+3(PO4)2·3H2O |
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Locality: Germany Source: Royal Ontario Museum M38123 Owner: RRUFF Description: Dark brown pseudo-octahedral crystals on matrix Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Reddingite (9) ] | ||||||||||
| Quick search: [ All Phosphoferrite samples (2) ] | ||||||||||
)
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Phosphoferrite RRUFF ID: R130690 |
Ideal Chemistry: Fe2+3(PO4)2·3H2O |
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Locality: Hagendorf, Waidhaus, Vohenstrauß, Oberpfälzer Wald, Upper Palatinate, Bavaria, Germany Source: Rob Lavinsky Owner: RRUFF Description: Euhedral dark-grey zoned crystals with striations. Interior is colorless, clear, and exterior is dark brown. This sample represents the interior, the exterior is R140624. Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Reddingite (9) ] | ||||||||||
| Quick search: [ All Phosphoferrite samples (2) ] | ||||||||||
)
|
Phosphohedyphane RRUFF ID: R060733 |
Ideal Chemistry: Ca2Pb2+3(PO4)3Cl |
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Locality: Capitana mine, Copiapo, Chile Source: Bob Jenkins Owner: RRUFF Description: Colorless prismatic crystals associated with colorless gypsum, co-type sample Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Apatite (56) ] | ||||||||||
| Quick search: [ All Phosphohedyphane samples (2) ] | ||||||||||
)
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Phosphohedyphane RRUFF ID: R110037 |
Ideal Chemistry: Ca2Pb2+3(PO4)3Cl |
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Locality: Blue Bell claims, Baker, San Bernardino County, California, USA Source: Brent Thorne Owner: RRUFF Description: Colorless hexagonal prisms with long pyramidal terminations Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ Apatite (56) ] | ||||||||||
| Quick search: [ All Phosphohedyphane samples (2) ] | ||||||||||
)
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Phosphophyllite RRUFF ID: R050224 |
Ideal Chemistry: Zn2+2Fe2+(PO4)2·4H2O |
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Locality: Unificada mine, Cerro Rico, Potosi, Bolivia Source: Marcus Origlieri Owner: RRUFF Description: Pale blue single crystal fragments Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Phosphophyllite (1) ] | ||||||||||
)
|
Phosphosiderite RRUFF ID: R050459 |
Ideal Chemistry: Fe3+PO4·2H2O |
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Locality: Bull Moose mine, Custer, South Dakota, USA Source: University of Arizona Mineral Museum 9779 Owner: RRUFF Description: Pale lavendar tabular crystals Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Phosphosiderite (6) ] | ||||||||||
| Quick search: [ All Phosphosiderite samples (3) ] | ||||||||||
)
|
Phosphosiderite RRUFF ID: R070519 |
Ideal Chemistry: Fe3+PO4·2H2O |
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Locality: Stewart mine, Pala, San Diego County, California, USA Source: James Shigley Owner: RRUFF Description: Bluish-purple fine-grained botryoidal and tabular crystals Status: The identification of this mineral has been confirmed by X-ray diffraction. |
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| Mineral Group: [ Phosphosiderite (6) ] | ||||||||||
| Quick search: [ All Phosphosiderite samples (3) ] | ||||||||||
)
|
Phosphosiderite RRUFF ID: R110090 |
Ideal Chemistry: Fe3+PO4·2H2O |
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Locality: Courtland-Gleesan area, Cochise County, Arizona, USA Source: Dave Owen Owner: RRUFF Description: Pale pink massive Status: The identification of this mineral is not yet confirmed. |
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| Mineral Group: [ Phosphosiderite (6) ] | ||||||||||
| Quick search: [ All Phosphosiderite samples (3) ] | ||||||||||
)
|
Phosphuranylite RRUFF ID: R050470 |
Ideal Chemistry: KCa(H3O)3(U6+O2)7(PO4)4O4·8H2O |
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Locality: La Faye mine, Grury District, Burgundy Region, France Source: University of Arizona Mineral Museum 8692 Owner: RRUFF Description: Yellow thin flattened bladed crystals Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Phosphuranylite (7) ] | ||||||||||
| Quick search: [ All Phosphuranylite samples (3) ] | ||||||||||
)
|
Phosphuranylite RRUFF ID: R110155 |
Ideal Chemistry: KCa(H3O)3(U6+O2)7(PO4)4O4·8H2O |
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Locality: Folgosinho, Portugal Source: Luiz Menezes 2LI911 Owner: RRUFF Description: Light yellow bladed crystals. Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Phosphuranylite (7) ] | ||||||||||
| Quick search: [ All Phosphuranylite samples (3) ] | ||||||||||
)
|
Phosphuranylite RRUFF ID: R130108 |
Ideal Chemistry: KCa(H3O)3(U6+O2)7(PO4)4O4·8H2O |
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Locality: Shinkolobwe mine, Katanga, Zaire Source: Don Doell Owner: RRUFF Description: Associated with metatorbernite R130109 Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Phosphuranylite (7) ] | ||||||||||
| Quick search: [ All Phosphuranylite samples (3) ] | ||||||||||
)
|
Phurcalite RRUFF ID: R050534 |
Ideal Chemistry: Ca2(U6+O2)3O2(PO4)2·7H2O |
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Locality: Posey mine, Red Canyon, San Juan County, Utah, USA Source: University of Arizona Mineral Museum 16115 Owner: RRUFF Description: Tufts of yellow acicular crystals Status: The identification of this mineral is not yet confirmed. |
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| Mineral Group: [ Phosphuranylite (7) ] | ||||||||||
| Quick search: [ All Phurcalite samples (2) ] | ||||||||||
)
|
Phurcalite RRUFF ID: R060698 |
Ideal Chemistry: Ca2(U6+O2)3O2(PO4)2·7H2O |
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|
Locality: Los Azules, Copiapo, Chile Source: Bob Jenkins Owner: RRUFF Description: Divergent sprays of bright yellow acicular crystals Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Phosphuranylite (7) ] | ||||||||||
| Quick search: [ All Phurcalite samples (2) ] | ||||||||||
)
|
Pickeringite RRUFF ID: R060108 |
Ideal Chemistry: MgAl2(S6+O4)4·22H2O |
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Locality: Tucumcari, New Mexico, USA Source: University of Arizona Mineral Museum 4989 Owner: RRUFF Description: Colorless acicular aggregates Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Halotrichite (7) ] | ||||||||||
)
|
Picropharmacolite RRUFF ID: R050560 |
Ideal Chemistry: Ca4Mg(As5+O3OH)2(As5+O4)2·11H2O |
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Locality: Riechelsdorf, Saxony, Germany Source: University of Arizona Mineral Museum 12813 Owner: RRUFF Description: Spray of white fibrous crystals Status: The identification of this mineral has been confirmed only by chemical analysis |
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)
|
Piemontite RRUFF ID: R060905 |
Ideal Chemistry: Ca2(Al2Mn3+)(Si2O7)(SiO4)O(OH) |
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Locality: Praborna mine, Aosta Valley, St. Marcel, Italy Source: Michael Scott S100161 Owner: RRUFF Description: Elongated purple single crystals associated with albite and romeite, R060323 Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ epidote (31) ] | ||||||||||
| Quick search: [ All Piemontite samples (3) ] | ||||||||||
)
|
Piemontite RRUFF ID: R061119 |
Ideal Chemistry: Ca2(Al2Mn3+)(Si2O7)(SiO4)O(OH) |
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Locality: Muramatsu mine, Kinkai, Nagasaki, Japan Source: Michael Scott S103609 Owner: RRUFF Description: Red elongated prismatic crystals Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ epidote (31) ] | ||||||||||
| Quick search: [ All Piemontite samples (3) ] | ||||||||||
)
|
Piemontite RRUFF ID: R150096 |
Ideal Chemistry: Ca2(Al2Mn3+)(Si2O7)(SiO4)O(OH) |
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|
Locality: Ash Canyon, Huachuca Mountains, Cochise County, Arizona, USA Source: Marcus Origlieri Owner: RRUFF Description: Red prismatic crystals, associated with yellow tabular or massive axinite-(Mn), on white quartz matrix Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ epidote (31) ] | ||||||||||
| Quick search: [ All Piemontite samples (3) ] | ||||||||||
)
|
Pigeonite RRUFF ID: R200002 |
Ideal Chemistry: (Mg,Fe2+,Ca)SiO3 |
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|
Locality: Belmont Quarry, near Leesburg, Loudoun County, Virginia, USA Source: James Shigley Owner: RRUFF Description: Grey to yellow prismatic crystals associated with white anorthite and dark biotite Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ pyroxene (81) ] | ||||||||||
)
|
Pinakiolite RRUFF ID: R050636 |
Ideal Chemistry: (Mg,Mn2+)2(Mn3+,Sb5+)O2(BO3) |
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|
Locality: Langban, Filipstad, Varmland, Sweden Source: University of Arizona Mineral Museum 2497 Owner: RRUFF Description: Dark-grey crystals embedded into matrix of calcite, dolomite and tephroite Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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