Mineral Evolution Database
Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.
Mineral locality data provided by mindat.org



The Mineral Evolution database is currently under development.

The goal of this page is to present localities at which the mineral is found, and estimates of the oldest possible geologic age of the minerals at these localities.


Locality Name:
Rhode Island, USA

Oldest recorded age at locality: 617
Youngest recorded age at locality: 222

mindat Locality ID: 15050
mindat URL: http://www.mindat.org/loc-15050.html

Tectonic Settings:

Total number of sublocalities beneath "Rhode Island, USA": 247
Total number of bottom-level sublocalities: 178

Number of Child Localities: 5
Child Localities:
Bristol Co.
Kent Co.
Newport Co.
Providence Co.
Washington Co.

Latitude: 41°38'16"N
Longitude: 71°26'12"W
Decimal Degree (lat, lon): 41.637777777778,-71.436666666667
AThis mineral is Anthropogenic.
GThis mineral is directly dated.
BThis mineral is reported as having this age.
YThis mineral is using an age reported as an element mineralization period.
OThis mineral is using an age calculated from all data at the locality.
RThe age displayed for this mineral originates from a different, non-child locality.
PThe age displayed for this mineral is the range of ages for this mineral at all of this locality's children.
This mineral's age has not yet been recorded.

This Mineral list contains entries from this locality, including sub-localities. Minerals in bold are reported by mindat.org as occurring directly at this locality, and do not occur at any children (sublocalities) of this locality.

Elements at this locality, including sub-localities: Ag Al As Au B Ba Be C Ca Cd Ce Cl Cu F Fe H K Mg Mn Mo Na Nb O P Pb S Sb Si Th Ti U W Y Zn Zr 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AcanthiteAllaniteAllophaneAluniteAmorphousAmphiboleAnalcimeApatiteApophylliteAragonite
ArsenopyriteAstrophylliteAutuniteAxiniteBaryteBastnäsiteBerylBrauniteBrookiteCalcite
Cancrinite-sodaliteChabaziteChalcopyriteChevkiniteChloriteChloritoidClayClinozoisiteColumbiteCopper
CoronaditeCorundumCovelliteDiasporeEpidoteFeldsparFluoriteGadoliniteGarnetGypsum
HarmotomeHeulanditeIlvaiteKaoliniteLepidocrociteMalachiteMarcasiteMelanteriteMicaMolybdenite
MonaziteNatroliteNickelineNoneNot in a structural groupOlivineParisitePrehnitePyritePyroxene
QuartzRhodoniteRocksaltRutileScapoliteScheeliteSepioliteSerpentineSmectite-vermiculiteSodalite
SphaleriteSpinelStauroliteStilbiteSulphurTalcTitaniteTourmalineVesuvianiteWavellite
WurtziteZircon

148 IMA Minerals at location:
Acanthite  (*)Actinolite  (*)Aegirine  (*)Albite  (*)Allanite-(Ce)  (*)
Almandine  (*)Analcime  (*)Anatase  (*)Andradite  (*)Anglesite  (*)
Ankerite  (*)Anorthite  (*)Anthophyllite  (*)Antigorite  (*)Aragonite  (*)
Arfvedsonite  (*)Arsenopyrite  (*)Astrophyllite  (*)Augite  (*)Aurichalcite  (*)
Autunite  (*)Axinite-(Fe)  (*)Azurite  (*)Babingtonite  (*)Baryte  (*)
Bastnäsite-(Ce)  (*)Bertrandite  (*)Beryl  (*)Bornite  (*)Braunite  (*)
Brookite  (*)Calcite  (*)Cerussite  (*)Chabazite-Ca  (*)Chalcocite  (*)
Chalcopyrite  (*)Chamosite  (*)Chevkinite-(Ce)  (*)Chloritoid  (*)Chrysocolla  (*)
Chrysotile  (*)Clinochlore  (*)Clinozoisite  (*)Columbite-(Fe)  (*)Copper  (*)
Cordierite  (*)Covellite  (*)Cryptomelane  (*)Danalite  (*)Datolite  (*)
Diopside  (*)Dolomite  (*)Dravite  (*)Enstatite  (*)Epidote  (*)
Ferrimolybdite  (*)Ferro-actinolite  (*)Ferro-hornblende  (*)Fluorapatite  (*)Fluorapophyllite-(K)  (*)
Fluorite  (*)Forsterite  (*)Galena  (*)Genthelvite  (*)Goethite  (*)
Gold  (*)Graphite  (*)Greenockite  (*)Grossular  (*)Gypsum  (*)
Halite  (*)Harmotome  (*)Hematite  (*)Hemimorphite  (*)Heulandite-Ca  (*)
Hydrocerussite  (*)Hydromagnesite  (*)Ilmenite  (*)Ilvaite  (*)Jamesonite  (*)
Jarosite  (*)Kaersutite  (*)Kaolinite  (*)Kyanite  (*)Laumontite  (*)
Lepidocrocite  (*)Magnesio-hornblende  (*)Magnesite  (*)Magnetite  (*)Malachite  (*)
Manganite  (*)Marcasite  (*)Meionite  (*)Melanterite  (*)Microcline  (*)
Molybdenite  (*)Molybdite  (*)Monazite-(Ce)  (*)Montmorillonite  (*)Muscovite  (*)
Nacrite  (*)Natrolite  (*)Nontronite  (*)Opal  (*)Orthoclase  (*)
Ottrélite  (*)Paragonite  (*)Pargasite  (*)Parisite-(Ce)  (*)Phlogopite  (*)
Phosgenite  (*)Piemontite  (*)Powellite  (*)Prehnite  (*)Pyrite  (*)
Pyrolusite  (*)Pyromorphite  (*)Pyrrhotite  (*)Quartz  (*)Rhodochrosite  (*)
Rhodonite  (*)Riebeckite  (*)Rutile  (*)Scheelite  (*)Schorl  (*)
Scolecite  (*)Sepiolite  (*)Siderite  (*)Sillimanite  (*)Silver  (*)
Smithsonite  (*)Sphalerite  (*)Spinel  (*)Staurolite  (*)Stilbite-Ca  (*)
Stolzite  (*)Sulphur  (*)Talc  (*)Thorianite  (*)Titanite  (*)
Tremolite  (*)Uraninite  (*)Vesuvianite  (*)Wavellite  (*)Wulfenite  (*)
Xenotime-(Y)  (*)Zircon  (*)Zoisite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Acanthite  (*)AcanthiteAg2S12634602793
Actinolite  (*)Amphibole   Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)226263395,263414,263440,263443,263447,263450,263455,263456,263461,263463,263466,263469,263476,263478,263479,263483,263485,263518,263522,263525,263526,263533,263534,263537,263544,2635543419
Aegirine  (*)PyroxeneNaFe3+Si2O62382222263467,2634751022
Albite  (*)FeldsparNa(AlSi3O8)29263389,263397,263398,263408,263417,263433,263447,263469,263520,263522,263533,263539,263554,263578,263602,263606,263612,263613,263614,263615,263616,263617,263618,263619,263620,263622,263623,263625,2636298803
Allanite-(Ce)  (*)Allanite EpidoteCaCe(Al2Fe2+)[Si2O7][SiO4]O(OH)7263578,263602,263613,263614,263618,263622,263624706
Almandine  (*)GarnetFe2+3Al2(SiO4)39263406,263409,263410,263467,263510,263533,263588,263589,2635932353
Analcime  (*)AnalcimeNa(AlSi2O6)·H2O2263396,2636271627
Anatase  (*)Not in a structural groupTiO223822214263395,263460,263466,263470,263475,263502,263522,263533,263534,263539,263554,263567,263602,2636292162
Andradite  (*)GarnetCa3Fe3+2(SiO4)32263483,2635331534
Anglesite  (*)BarytePb(SO4)12634602734
Ankerite  (*)NoneCa(Fe2+,Mg)(CO3)22382225263475,263525,263533,263534,2635543092
Anorthite  (*)FeldsparCa(Al2Si2O8)2263395,2634781036
Anthophyllite  (*)Amphibole   Mg2Mg5Si8O22(OH)21263525718
Antigorite  (*)Serpentine ClayMg3Si2O5(OH)413263419,263478,263483,263493,263518,263522,263523,263531,263533,263534,263535,263537,263554708
Aragonite  (*)AragoniteCa(CO3)7263387,263395,263401,263469,263533,263614,2636223250
Arfvedsonite  (*)AmphiboleNaNa2(Fe2+4Fe3+)Si8O22(OH)21263467295
Arsenopyrite  (*)ArsenopyriteFeAsS6263440,263447,263448,263467,263471,2634739052
Astrophyllite  (*)AstrophylliteK2NaFe2+7Ti2(Si4O12)2O2(OH)4F2382223263467,263473,263475161
Augite  (*)Pyroxene(Ca,Mg,Fe)2Si2O66263414,263464,263470,263480,263622,2636272060
Aurichalcite  (*)None(Zn,Cu)5(CO3)2(OH)62263440,263533919
Autunite  (*)AutuniteCa(UO2)2(PO4)2·10-12H2O2263554,2635901272
Axinite-(Fe)  (*)AxiniteCa4Fe2+2Al4[B2Si8O30](OH)25263461,263479,263521,263533,263538260
Azurite  (*)Not in a structural groupCu3(CO3)2(OH)22382226263395,263475,263483,263533,263534,2635475509
Babingtonite  (*)RhodoniteCa2Fe2+Fe3+Si5O14(OH)1263401161
Baryte  (*)BaryteBa(SO4)4263471,263516,263522,26355411547
Bastnäsite-(Ce)  (*)BastnäsiteCe(CO3)F1263622304
Bertrandite  (*)Not in a structural groupBe4Si2O7(OH)22263516,263522606
Beryl  (*)BerylBe3Al2Si6O1818263395,263464,263467,263470,263483,263514,263522,263568,263570,263571,263588,263589,263591,263593,263606,263614,263624,2636294286
Bornite  (*)NoneCu5FeS45263460,263481,263483,263547,2636295516
Braunite  (*)BrauniteMn2+Mn3+6O8(SiO4)3263470,263485,263533483
Brookite  (*)BrookiteTiO22382224263433,263466,263475,263602700
Calcite  (*)CalciteCa(CO3)24722248263395,263408,263409,263420,263421,263423,263431,263440,263447,263461,263463,263469,263470,263474,263475,263479,263480,263483,263493,263494,263496,263515,263522,263524,263525,263526,263531,263533,263534,263535,263537,263538,263539,263543,263554,263561,263578,263596,263597,263612,263613,263614,263615,263620,263622,263624,263627,26362927770
Cerussite  (*)AragonitePb(CO3)12634604979
Chabazite-Ca  (*)ChabaziteCa2[Al4Si8O24]·13H2O1263447310
Chalcocite  (*)NoneCu2S2263483,2635085707
Chalcopyrite  (*)ChalcopyriteCuFeS223822227263395,263423,263437,263440,263447,263460,263461,263464,263469,263470,263475,263481,263483,263507,263508,263509,263510,263518,263522,263524,263526,263533,263535,263539,263554,263574,26362927198
Chamosite  (*)Chlorite Clay(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)81263581577
Chevkinite-(Ce)  (*)ChevkiniteCe4(Ti,Fe2+,Fe3+)5O8(Si2O7)2126358189
Chloritoid  (*)ChloritoidFe2+Al2O(SiO4)(OH)21263406376
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O2382225263440,263460,263475,263533,2635743531
Chrysotile  (*)Serpentine ClayMg3Si2O5(OH)42382224263395,263417,263464,263544951
Clinochlore  (*)Chlorite ClayMg5Al(AlSi3O10)(OH)823822238263386,263388,263410,263411,263423,263424,263433,263440,263455,263456,263461,263466,263475,263478,263480,263483,263493,263494,263496,263500,263501,263502,263517,263518,263521,263522,263525,263533,263534,263535,263537,263538,263543,263554,263566,263596,263615,2636181756
Clinozoisite  (*)Clinozoisite EpidoteCa2Al3[Si2O7][SiO4]O(OH)2263539,2635431025
Columbite-(Fe)  (*)ColumbiteFe2+Nb2O61263622518
Copper  (*)CopperCu2382223263401,263460,2634753846
Cordierite  (*)BerylMg2Al4Si5O182263464,2634701008
Covellite  (*)CovelliteCuS2263460,2634834165
Cryptomelane  (*)CoronaditeK(Mn4+7Mn3+)O161263485599
Danalite  (*)Cancrinite-sodalite SodaliteBe3Fe2+4(SiO4)3S238222126347558
Datolite  (*)GadoliniteCaB(SiO4)(OH)1263533498
Diopside  (*)PyroxeneCaMgSi2O63263483,263531,2635334135
Dolomite  (*)NoneCaMg(CO3)28263395,263420,263483,263525,263533,263534,263535,2635549895
Dravite  (*)TourmalineNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)2263533,263534648
Enstatite  (*)PyroxeneMg2Si2O61263554944
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)24723339263389,263395,263401,263417,263433,263440,263443,263445,263447,263450,263461,263464,263469,263470,263478,263480,263483,263485,263507,263508,263509,263514,263515,263520,263521,263522,263524,263526,263533,263534,263537,263554,263561,263610,263612,263615,263620,263622,2636248173
Ferrimolybdite  (*)NoneFe3+2(Mo6+O4)3·7H2O4263483,263515,263533,263539345
Ferro-actinolite  (*)Amphibole   Ca2(Mg2.5-0.0Fe2+2.5-5.0)Si8O22(OH)22263464,263483129
Ferro-hornblende  (*)Amphibole   Ca2(Fe2+4Al)(Si7Al)O22(OH)22263483,263533271
Fluorapatite  (*)ApatiteCa5(PO4)3F23822220263389,263409,263433,263440,263443,263447,263460,263461,263471,263475,263479,263521,263522,263554,263588,263591,263613,263614,263622,2636242740
Fluorapophyllite-(K)  (*)ApophylliteKCa4Si8O20F·8H2O2263479,263533303
Fluorite  (*)FluoriteCaF223822226263396,263398,263400,263417,263461,263464,263467,263469,263471,263474,263475,263479,263481,263483,263484,263516,263522,263549,263554,263555,263568,263581,263614,263621,263622,2636249617
Forsterite  (*)OlivineMg2(SiO4)3263478,263533,2635541188
Galena  (*)RocksaltPbS23822215263460,263461,263464,263471,263475,263481,263483,263486,263490,263522,263533,263534,263535,263539,26359024243
Genthelvite  (*)Cancrinite-sodalite SodaliteBe3Zn4(SiO4)3S2382224263464,263475,263477,26348460
Goethite  (*)DiasporeFeO(OH)23822213263395,263431,263447,263460,263466,263471,263472,263475,263522,263533,263534,263535,2635397437
Gold  (*)CopperAu126351530554
Graphite  (*)NoneC27263388,263408,263410,263411,263413,263423,263424,263430,263431,263452,263455,263456,263457,263459,263464,263488,263489,263493,263494,263496,263498,263500,263504,263533,263534,263599,2636072812
Greenockite  (*)WurtziteCdS2382222263475,263516717
Grossular  (*)GarnetCa3Al2(SiO4)32263483,2635331544
Gypsum  (*)GypsumCa(SO4)·2H2O6263417,263431,263470,263483,263485,2635336890
Halite  (*)RocksaltNaCl12634311398
Harmotome  (*)HarmotomeBa2(Si12Al4)O32·12H2O1263479290
Hematite  (*)CorundumFe2O323822244263388,263389,263391,263408,263411,263414,263424,263428,263431,263433,263443,263444,263455,263456,263458,263459,263461,263464,263466,263470,263471,263472,263475,263483,263488,263489,263493,263500,263501,263504,263505,263516,263522,263525,263533,263548,263554,263555,263574,263581,263584,263593,263615,26361714640
Hemimorphite  (*)Not in a structural groupZn4(Si2O7)(OH)2·H2O12634601689
Heulandite-Ca  (*)Heulandite(Ca,Na,K)5(Si27Al9)O72·26H2O2263533,263614246
Hydrocerussite  (*)NonePb3(CO3)2(OH)21263460201
Hydromagnesite  (*)NoneMg5(CO3)4(OH)2·4H2O1263533341
Ilmenite  (*)CorundumFe2+Ti4+O322263389,263395,263410,263423,263433,263440,263443,263447,263461,263464,263466,263470,263472,263478,263522,263533,263539,263554,263585,263599,263609,2636225433
Ilvaite  (*)IlvaiteCaFe3+Fe2+2O(Si2O7)(OH)2263478,263485197
Jamesonite  (*)NonePb4FeSb6S141263528784
Jarosite  (*)AluniteKFe3+3(SO4)2(OH)612635332228
Kaersutite  (*)AmphiboleNaCa2(Mg3AlTi4+)(Si6Al2)O22O21263627179
Kaolinite  (*)Clay KaoliniteAl2Si2O5(OH)47263417,263442,263443,263478,263533,263534,2636155591
Kyanite  (*)Not in a structural groupAl2OSiO43263395,263506,2635991507
Laumontite  (*)Not in a structural groupCaAl2Si4O12·4H2O2263474,2636141271
Lepidocrocite  (*)LepidocrociteFe3+O(OH)2263472,263533581
Magnesio-hornblende  (*)Amphibole   Ca2(Mg4Al)(Si7Al)O22(OH)213263443,263445,263464,263467,263471,263473,263478,263479,263480,263481,263483,263533,263534238
Magnesite  (*)CalciteMg(CO3)12635331487
Magnetite  (*)SpinelFe2+Fe3+2O444263387,263395,263398,263406,263408,263414,263415,263416,263417,263433,263438,263440,263443,263445,263447,263461,263464,263470,263473,263476,263478,263483,263510,263517,263518,263522,263525,263526,263533,263534,263535,263537,263554,263566,263574,263578,263602,263614,263615,263617,263618,263622,263627,26362914899
Malachite  (*)MalachiteCu2(CO3)(OH)214263395,263440,263447,263464,263481,263483,263518,263533,263534,263535,263539,263547,263554,26362912537
Manganite  (*)RutileMn3+O(OH)2263485,263533770
Marcasite  (*)MarcasiteFeS26263395,263440,263447,263456,263466,2636025674
Meionite  (*)ScapoliteCa4Al6Si6O24(CO3)1263554176
Melanterite  (*)MelanteriteFe(SO4)·7H2O4263417,263455,263456,263469915
Microcline  (*)FeldsparK(AlSi3O8)43263389,263391,263396,263397,263398,263408,263415,263417,263427,263433,263438,263440,263445,263520,263522,263533,263567,263578,263581,263585,263588,263589,263590,263591,263602,263604,263605,263606,263608,263612,263613,263614,263615,263616,263617,263618,263619,263620,263622,263623,263624,263625,2636294924
Molybdenite  (*)MolybdeniteMoS224723319263395,263447,263448,263460,263478,263481,263483,263515,263522,263533,263535,263539,263561,263567,263581,263602,263604,263622,2636245800
Molybdite  (*)NoneMoO31263515140
Monazite-(Ce)  (*)MonaziteCe(PO4)8263466,263533,263554,263589,263593,263614,263622,263624945
Montmorillonite  (*)Clay Smectite-vermiculite(Na,Ca)0.3(Al,Mg)2Si4O10(OH)2·nH2O5263440,263447,263460,263533,2635841508
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)224723339263385,263388,263389,263395,263408,263425,263433,263440,263447,263466,263493,263496,263506,263522,263533,263534,263539,263549,263561,263563,263567,263568,263574,263578,263588,263589,263590,263591,263599,263604,263606,263607,263609,263616,263620,263622,263623,263624,26362917380
Nacrite  (*)Clay KaoliniteAl2Si2O5(OH)41263540112
Natrolite  (*)NatroliteNa2(Si3Al2)O10·2H2O12636091236
Nontronite  (*)Clay Smectite-vermiculiteNa0.3Fe3+2(Si,Al)4O10(OH)2·nH2O1263533471
Opal  (*)AmorphousSiO2·nH2O23822210263386,263447,263467,263473,263475,263478,263483,263493,263522,2635332994
Orthoclase  (*)FeldsparK(AlSi3O8)14263443,263447,263461,263471,263483,263526,263533,263534,263539,263554,263578,263616,263618,2636212349
Ottrélite  (*)ChloritoidMn2+Al2O(SiO4)(OH)28263408,263410,263417,263423,263424,263429,263455,26355659
Paragonite  (*)Mica ClayNaAl2(Si3Al)O10(OH)26175412263549,263550247
Pargasite  (*)AmphiboleNaCa2(Mg4Al)(Si6Al2)O22(OH)22263478,263554313
Parisite-(Ce)  (*)ParisiteCaCe2(CO3)3F22382221263475112
Phlogopite  (*)Mica ClayKMg3(AlSi3O10)(OH)22382222263464,2636272273
Phosgenite  (*)NonePb2(CO3)Cl21263460142
Piemontite  (*)EpidoteCa2(Al2Mn3+)[Si2O7][SiO4]O(OH)2382221263464260
Powellite  (*)ScheeliteCa(MoO4)2263516,263539494
Prehnite  (*)PrehniteCa2Al(Si3Al)O10(OH)23263443,263479,2635331898
Pyrite  (*)PyriteFeS224722247263385,263389,263395,263409,263414,263420,263424,263425,263428,263431,263440,263443,263447,263455,263460,263461,263464,263466,263469,263471,263474,263475,263479,263481,263483,263485,263488,263507,263508,263509,263515,263522,263525,263526,263533,263534,263535,263539,263543,263544,263554,263561,263567,263594,263618,263622,26362939462
Pyrolusite  (*)RutileMnO22382223263475,263478,2635333106
Pyromorphite  (*)ApatitePb5(PO4)3Cl3263460,263483,2635331725
Pyrrhotite  (*)NickelineFe7S823822212263395,263440,263447,263460,263475,263507,263508,263509,263515,263522,263533,2635549056
Quartz  (*)QuartzSiO2617222126263386,263387,263388,263389,263390,263391,263395,263396,263397,263398,263401,263408,263410,263411,263414,263416,263417,263420,263422,263424,263425,263426,263427,263428,263429,263430,263431,263433,263436,263437,263438,263440,263442,263443,263444,263447,263450,263452,263455,263456,263457,263460,263461,263464,263466,263467,263469,263470,263471,263472,263473,263474,263475,263476,263478,263479,263481,263483,263484,263485,263486,263487,263490,263491,263493,263494,263496,263498,263500,263501,263502,263504,263505,263506,263515,263516,263520,263522,263524,263526,263528,263533,263534,263535,263538,263539,263541,263546,263547,263548,263549,263550,263551,263554,263556,263558,263561,263562,263563,263564,263568,263572,263573,263574,263578,263581,263584,263588,263589,263596,263597,263602,263604,263607,263608,263609,263610,263613,263614,263616,263619,263622,263623,263624,263626,26362961156
Rhodochrosite  (*)CalciteMn(CO3)3263533,263534,2635541711
Rhodonite  (*)RhodoniteCaMn3Mn(Si5O15)6263470,263482,263485,263533,263534,263554969
Riebeckite  (*)Amphibole   Na2(Fe2+3Fe3+2)Si8O22(OH)22382225263394,263467,263473,263475,263563375
Rutile  (*)RutileTiO220263389,263395,263414,263433,263447,263466,263470,263533,263534,263548,263554,263578,263602,263612,263613,263614,263620,263622,263623,2636245614
Scheelite  (*)ScheeliteCa(WO4)3263483,263522,2635334894
Schorl  (*)TourmalineNaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)14263448,263464,263469,263470,263483,263493,263498,263516,263533,263538,263554,263575,263589,2635932705
Scolecite  (*)NatroliteCa(Si3Al2)O10·3H2O2263533,263534390
Sepiolite  (*)Sepiolite ClayMg4Si6O15(OH)2·6H2O2382221263464241
Siderite  (*)CalciteFe(CO3)23822212263395,263408,263409,263423,263464,263470,263475,263478,263522,263525,263533,2635346417
Sillimanite  (*)Not in a structural groupAl2SiO52263593,2635991516
Silver  (*)CopperAg12634605186
Smithsonite  (*)CalciteZn(CO3)23822212634752473
Sphalerite  (*)SphaleriteZnS23822210263461,263464,263475,263481,263483,263486,263516,263522,263533,26353421482
Spinel  (*)SpinelMgAl2O42263478,2636271934
Staurolite  (*)StauroliteFe2+2Al9Si4O23(OH)6263395,263408,263410,263423,263520,263599978
Stilbite-Ca  (*)StilbiteNaCa4(Si27Al9)O72·28H2O3263443,263447,263612268
Stolzite  (*)ScheelitePb(WO4)1263460156
Sulphur  (*)SulphurS12634312045
Talc  (*)Clay TalcMg3Si4O10(OH)221263395,263414,263417,263455,263461,263463,263470,263478,263505,263518,263522,263523,263525,263533,263534,263535,263537,263538,263544,263554,2635553337
Thorianite  (*)FluoriteThO21263622236
Titanite  (*)TitaniteCaTi(SiO4)O25263389,263395,263408,263409,263417,263433,263440,263443,263447,263461,263479,263483,263522,263533,263534,263543,263554,263576,263578,263580,263588,263589,263606,263614,2636204899
Tremolite  (*)Amphibole   Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)223822218263395,263411,263424,263428,263431,263467,263475,263479,263481,263483,263486,263505,263524,263525,263531,263533,263534,2635542562
Uraninite  (*)FluoriteUO212636222718
Vesuvianite  (*)Vesuvianite(Ca,Na)19(Al,Mg,Fe)13(SiO4)10(Si2O7)4(OH,F,O)1023822212634641395
Wavellite  (*)WavelliteAl3(PO4)2(OH)3·5H2O1263408374
Wulfenite  (*)ScheelitePbMoO412634601655
Xenotime-(Y)  (*)ZirconY(PO4)1263609939
Zircon  (*)ZirconZr(SiO4)23822218263389,263394,263408,263409,263467,263470,263475,263510,263522,263533,263554,263578,263593,263602,263613,263614,263618,2636225251
Zoisite  (*)EpidoteCa2Al3[Si2O7][SiO4]O(OH)9263415,263417,263443,263447,263470,263471,263491,263533,2635541025


8 Ages assigned to this locality:

Excel IDMax Age (Ma)Min Age (Ma)Age as listed in referenceDating MethodAge InterpretPrioritized?Sample SourceSample NumRun NumAge from other LocalityDated MineralMinerals explicitely stated as having this ageAge applies to these ElementsMinDat Locality IDDated Locality (Max Age)Location as listed in referenceReferenceReference DOIReference IDAge Notes
Alexandra-0414238222230 ± 8K-ArAge of granitebiotite     6716Grants Mills, Cumberland, Providence Co., Rhode Island, USAEsmond GraniteZartman et al. (1970)10.1130/0016-7606(1970)81[3359:APDOKR]2.0.CO;2GSAB81_3359 
USGS-U-Th-Pb-01510_206_238548548548206_238 zircon   Zircon  236643Wanskuck, Providence, Providence Co., Rhode Island, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-01510_207_206617617617207_206 zircon   Zircon  236643Wanskuck, Providence, Providence Co., Rhode Island, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-01510_207_235562562562207_235 zircon   Zircon  236643Wanskuck, Providence, Providence Co., Rhode Island, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-01511_206_238541541541206_238 zircon   Zircon  236643Wanskuck, Providence, Providence Co., Rhode Island, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-01511_207_206615615615207_206 zircon   Zircon  236643Wanskuck, Providence, Providence Co., Rhode Island, USA USGS-U-Th-Pb USGS-U-Th-Pb 
USGS-U-Th-Pb-01511_207_235555555555207_235 zircon   Zircon  236643Wanskuck, Providence, Providence Co., Rhode Island, USA USGS-U-Th-Pb USGS-U-Th-Pb 
Alexandra-0413247233240 ± 7K-ArAge of granite gneissbiotite     219632Scituate, Providence Co., Rhode Island, USAScituate Granite GneissZartman et al. (1970)10.1130/0016-7606(1970)81[3359:APDOKR]2.0.CO;2GSAB81_3359 

SampleSource LocalityReference URL

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