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:
Great Bear Lake, Mackenzie District, Northwest Territories, Canada

Oldest recorded age at locality: 1860
Youngest recorded age at locality: 1395

mindat Locality ID: 518
mindat URL: http://www.mindat.org/loc-518.html

Tectonic Settings:

Total number of sublocalities beneath "Great Bear Lake, Mackenzie District, Northwest Territories, Canada": 13
Total number of bottom-level sublocalities: 9

Number of Child Localities: 3
Child Localities:
DeVries Lake
Great Bear Lake Meteorite
Port Radium District

Latitude: 65°27'54"N
Longitude: 118°15'25"W
Decimal Degree (lat, lon): 65.465,-118.25694444444
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 Bi C Ca Cl Co Cr Cu F Fe H K Mg Mn Mo Na Ni O P Pb S Sb Se Si Te U Zn 

Elements from minerals reported directly at this locality: H O Pb Si U 

Structural Groups for minerals in this locality: 
AcanthiteAmphiboleApatiteAragoniteArsenicArsenopyriteAutuniteBaryteBerylBismutite
CalciteChalcopyriteChalcostibiteClayClinozoisiteCobaltiteCopperCorundumCovelliteCubanite
EpidoteFluoriteGypsumIronJalpaiteJohanniteLöllingiteMalachiteMarcasiteMica
MolybdeniteNickelineNoneNot in a structural groupPerovskitePolybasitePyritePyrosmaliteQuartzRocksalt
RutileSchoepiteSkutteruditeSphaleriteSpinelStanniteStibniteTalcTetrahedriteTourmaline
VivianiteWurtziteWölsendorfiteZippeite

92 IMA Minerals at location:
Acanthite  (*)Actinolite  (*)Algodonite  (*)Annabergite  (*)Arsenic  (*)
Arsenopyrite  (*)Asbolane  (*)Azurite  (*)Baryte  (*)Becquerelite  (*)
Bismuth  (*)Bismuthinite  (*)Bismutite  (*)Bornite  (*)Breithauptite  (*)
Calcite  (*)Cerussite  (*)Chalcocite  (*)Chalcopyrite  (*)Chalcostibite  (*)
Chromite  (*)Cobaltite  (*)Copper  (*)Cordierite  (*)Covellite  (*)
Cubanite  (*)Cuprosklodowskite  (*)Curite  (*)Dolomite  (*)Dravite  (*)
Epidote  (*)Erythrite  (*)Famatinite  (*)Fluorite  (*)Fourmarierite  (*)
Freibergite  (*)Galena  (*)Glaucodot  (*)Gold  (*)Guanajuatite  (*)
Hematite  (*)Hessite  (*)Heterogenite  (*)Iron  (*)Isocubanite  (*)
Jalpaite  (*)Johannite  (*)Kasolite  (*)Liebigite  (*)Löllingite  (*)
Magnesiozippeite  (*)Magnetite  (*)Malachite  (*)Marcasite  (*)Mckinstryite  (*)
Mimetite  (*)Molybdenite  (*)Muscovite  (*)Nickeline  (*)Nickelskutterudite  (*)
Gersdorffite-Pa3  (*)Pearceite  (*)Pharmacolite  (*)Polybasite  (*)Polydymite  (*)
Proustite  (*)Pyrargyrite  (*)Pyrite  (*)Pyrolusite  (*)Pyromorphite  (*)
Pyrosmalite-(Fe)  (*)Pyrosmalite-(Mn)  (*)Pyrrhotite  (*)Quartz  (*)Rammelsbergite  (*)
Realgar  (*)Rösslerite  (*)Safflorite  (*)Schoepite  (*)Silver  (*)
Skutterudite  (*)Sphalerite  (*)Spinel  (*)Stromeyerite  (*)Talc  (*)
Tetrahedrite-(Zn)  (*)Troilite  (*)Uraninite  (*)Uranophane-α  (*)Wölsendorfite  (*)
Zeunerite  (*)Zippeite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Acanthite  (*)AcanthiteAg2S18601395631062,31064,31066,31067,31068,310702793
Actinolite  (*)Amphibole   Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)2186015001310633419
Algodonite  (*)Not in a structural groupCu1-xAsx (x ≈ 0.15)18601395431062,31064,31067,3107041
Annabergite  (*)VivianiteNi3(AsO4)2·8H2O16501450231062,31069445
Arsenic  (*)ArsenicAs16501395131062379
Arsenopyrite  (*)ArsenopyriteFeAsS18601395531062,31063,31064,31067,310709052
Asbolane  (*)Not in a structural groupMn4+(O,OH)2·(Co,Ni,Mg,Ca)x(OH)2x·nH2O16501395131062143
Azurite  (*)Not in a structural groupCu3(CO3)2(OH)218601500331059,31062,310645509
Baryte  (*)BaryteBa(SO4)1650139513106211547
Becquerelite  (*)NoneCa(UO2)6O4(OH)6·8H2O1510139513106292
Bismuth  (*)ArsenicBi18601395531062,31064,31067,31069,310701966
Bismuthinite  (*)StibniteBi2S318601395331062,31064,310671935
Bismutite  (*)BismutiteBi2O2(CO3)16501395131062716
Bornite  (*)NoneCu5FeS418601395731059,31062,31064,31066,31067,31068,310705516
Breithauptite  (*)NickelineNiSb18601395331062,31064,31067175
Calcite  (*)CalciteCa(CO3)18601500431062,31063,31066,3106827770
Cerussite  (*)AragonitePb(CO3)165013951310624979
Chalcocite  (*)NoneCu2S18601395431062,31064,31067,310705707
Chalcopyrite  (*)ChalcopyriteCuFeS2186013951031059,31060,31062,31063,31064,31066,31067,31068,31069,3107027198
Chalcostibite  (*)ChalcostibiteCuSbS218601395431062,31064,31067,31070162
Chromite  (*)SpinelFe2+Cr2O4186013951310613902
Cobaltite  (*)CobaltiteCoAsS18601395431062,31064,31067,31070966
Copper  (*)CopperCu16501395231061,310623846
Cordierite  (*)BerylMg2Al4Si5O18186015001310601008
Covellite  (*)CovelliteCuS18601395631062,31064,31066,31067,31068,310704165
Cubanite  (*)Cubanite WurtziteCuFe2S318601395331062,31067,31070802
Cuprosklodowskite  (*)NoneCu(UO2)2(SiO3OH)2·6H2O1510139513106258
Curite  (*)NonePb3+x[(UO2)4O4+x(OH)3-x]2·2H2O1510139513106251
Dolomite  (*)NoneCaMg(CO3)218601395331062,31063,310679895
Dravite  (*)TourmalineNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)18601500131060648
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)18601500231059,310638173
Erythrite  (*)VivianiteCo3(AsO4)2·8H2O18601450431062,31064,31066,31070814
Famatinite  (*)Stannite SphaleriteCu3SbS418601395431062,31064,31067,31070163
Fluorite  (*)FluoriteCaF218601500231062,310689617
Fourmarierite  (*)SchoepitePb1-xO3-2x(UO2)4(OH)4+2x·4H2O1510139513106261
Freibergite  (*)TetrahedriteAg6[Cu4Fe2]Sb4S1218601395331062,31067,31070663
Galena  (*)RocksaltPbS18601395431062,31064,31067,3107024243
Glaucodot  (*)Arsenopyrite(Co0.5Fe0.5)AsS18601395531062,31064,31067,31069,31070131
Gold  (*)CopperAu1860150013105930554
Guanajuatite  (*)StibniteBi2Se316501450231062,3106937
Hematite  (*)CorundumFe2O318601395731062,31063,31064,31066,31067,31069,3107014640
Hessite  (*)NoneAg2Te18601450331062,31064,31070804
Heterogenite  (*)NoneCo3+O(OH)16501395131062111
Iron  (*)IronFe186013951310611089
Isocubanite  (*)Sphalerite CubaniteCuFe2S318601395131061191
Jalpaite  (*)JalpaiteAg3CuS218601395331062,31067,31070116
Johannite  (*)JohanniteCu(UO2)2(SO4)2(OH)2·8H2O1510139513106269
Kasolite  (*)NonePb(UO2)(SiO4)·H2O151013950198
Liebigite  (*)NoneCa2(UO2)(CO3)3·11H2O1510139513106278
Löllingite  (*)LöllingiteFeAs218601395431062,31064,31067,31070762
Magnesiozippeite  (*)ZippeiteMg(UO2)2(SO4)O2·3.5H2O0013106214
Magnetite  (*)SpinelFe2+Fe3+2O418601395931059,31060,31062,31063,31064,31066,31067,31069,3107014899
Malachite  (*)MalachiteCu2(CO3)(OH)218601500431059,31062,31064,3106812537
Marcasite  (*)MarcasiteFeS2165013951310625674
Mckinstryite  (*)NoneAg5Cu3S415101395231062,3106751
Mimetite  (*)ApatitePb5(AsO4)3Cl165013951310621107
Molybdenite  (*)MolybdeniteMoS218601395531060,31062,31067,31069,310705800
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)218601500231059,3106617380
Nickeline  (*)NickelineNiAs18601395631062,31064,31067,31068,31069,31070633
Nickelskutterudite  (*)Skutterudite Perovskite(Ni,Co,Fe)As318601450231062,31070176
Gersdorffite-Pa3  (*)PyriteNiAsS18601395531062,31064,31067,31069,31070767
Pearceite  (*)Polybasite[Ag9CuS4][(Ag,Cu)6(As,Sb)2S7]18601395231064,31067249
Pharmacolite  (*)GypsumCa(AsO3OH)·2H2O16501395131062105
Polybasite  (*)Polybasite[Ag9CuS4][(Ag,Cu)6(Sb,As)2S7]16501395131062716
Polydymite  (*)SpinelNi2+Ni3+2S418601395431062,31067,31069,31070131
Proustite  (*)NoneAg3AsS316501395131062733
Pyrargyrite  (*)NoneAg3SbS3165013951310621425
Pyrite  (*)PyriteFeS218601395831059,31060,31062,31063,31064,31067,31069,3107039462
Pyrolusite  (*)RutileMnO218601395331062,31067,310703106
Pyromorphite  (*)ApatitePb5(PO4)3Cl165013951310621725
Pyrosmalite-(Fe)  (*)Pyrosmalite ClayFe2+8Si6O15(OH)1018601500231062,3106838
Pyrosmalite-(Mn)  (*)Pyrosmalite ClayMn2+8Si6O15(OH,Cl)101860150013106825
Pyrrhotite  (*)NickelineFe7S8165013951310629056
Quartz  (*)QuartzSiO218601395931059,31060,31062,31063,31064,31066,31067,31068,3107061156
Rammelsbergite  (*)LöllingiteNiAs218601395531062,31064,31067,31069,31070233
Realgar  (*)NoneAsS16501395131062712
Rösslerite  (*)NoneMg(AsO3OH)·7H2O1650139513106216
Safflorite  (*)LöllingiteCoAs218601395531062,31064,31067,31069,31070317
Schoepite  (*)Schoepite(UO2)4O(OH)6(H2O)615101395094
Silver  (*)CopperAg18601395631062,31064,31066,31067,31068,310695186
Skutterudite  (*)Skutterudite PerovskiteCoAs318601395431062,31067,31069,31070531
Sphalerite  (*)SphaleriteZnS18601395731062,31063,31064,31066,31067,31068,3107021482
Spinel  (*)SpinelMgAl2O4186015001310631934
Stromeyerite  (*)NoneCuAgS18601395431062,31064,31067,31070332
Talc  (*)Clay TalcMg3Si4O10(OH)2186015001310633337
Tetrahedrite-(Zn)  (*)TetrahedriteCu6(Cu4Zn2)Sb4S1318601395631062,31064,31066,31067,31068,310705317
Troilite  (*)NoneFeS186013951310611044
Uraninite  (*)FluoriteUO218601450631060,31062,31064,31068,31069,310702718
Uranophane-α  (*)NoneCa(UO2)2(SiO3OH)2·5H2O15101395131062890
Wölsendorfite  (*)WölsendorfitePb7(UO2)14O19(OH)4·12H2O1510139513106243
Zeunerite  (*)AutuniteCu(UO2)2(AsO4)2·12H2O15101395131062185
Zippeite  (*)ZippeiteK2[(UO2)4(SO4)2O2(OH)2](H2O)415101395131062175


4 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
Emily00025918601860  age of Great Bear batholith      518Great Bear Lake, Mackenzie District, Northwest Territories, CanadaGreat Bear BatholithKissin (1993) GC19_113age of Great Bear batholith
Emily00026015001500  age of oreveins at Great Bear batholith      518Great Bear Lake, Mackenzie District, Northwest Territories, CanadaGreat Bear BatholithKissin (1993) GC19_113age of oreveins at Great Bear batholith
Kristen002129151013951500 (10) to 1424 (29) mineralization age of uranium ore     U516Echo Bay Mine (Cross Fault Shaft), Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaEcho Bay MineMiller (1982) CJES19_1428 
Kristen00212816501450  age of pitchblende-Co, Ni aresenide-silver-Fe, Cu, Ag, Bi, Zn, Pb sulfide mineralization      519Eldorado Mine, Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, CanadaEldorado MineRobinson and Morton (1971)10.1139/e72-013CJES9_158 

SampleSource LocalityReference URL
R070578Echo Bay Mine (Cross Fault Shaft), Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, Canadahttps://rruff.info/R070578

All locality data graciously provided by mindat.org

All age data...

Other copyright data...