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:
Eldorado Mine, Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, Canada

Oldest recorded age at locality: 1860
Youngest recorded age at locality: 1450

mindat Locality ID: 519
mindat URL: http://www.mindat.org/loc-519.html

Tectonic Settings: Continental Arc

Total number of sublocalities beneath "Eldorado Mine, Port Radium District, Great Bear Lake, Mackenzie District, Northwest Territories, Canada": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
No.1 Shaft (Port Radium Mine)

Latitude: 66°5'7"N
Longitude: 118°2'17"W
Decimal Degree (lat, lon): 66.085277777778,-118.03805555556
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 As Bi Co Cu Fe H Mn Mo Ni O Pb S Sb Se Si Te U Zn 

Elements from minerals reported directly at this locality: Ag As Bi H Ni O Se 

Structural Groups for minerals in this locality: 
AcanthiteArsenicArsenopyriteChalcopyriteChalcostibiteCobaltiteCopperCorundumCovelliteCubanite
FluoriteJalpaiteLöllingiteMolybdeniteNickelineNoneNot in a structural groupPerovskitePyriteQuartz
RocksaltRutileSkutteruditeSphaleriteSpinelStanniteStibniteTetrahedriteVivianiteWurtzite

39 IMA Minerals at location:
Acanthite  (*)Algodonite  (*)Annabergite  (*)Arsenopyrite  (*)Bismuth  (*)
Bornite  (*)Chalcocite  (*)Chalcopyrite  (*)Chalcostibite  (*)Cobaltite  (*)
Covellite  (*)Cubanite  (*)Erythrite  (*)Famatinite  (*)Freibergite  (*)
Galena  (*)Glaucodot  (*)Guanajuatite  (*)Hematite  (*)Hessite  (*)
Jalpaite  (*)Löllingite  (*)Magnetite  (*)Molybdenite  (*)Nickeline  (*)
Nickelskutterudite  (*)Gersdorffite-Pa3  (*)Polydymite  (*)Pyrite  (*)Pyrolusite  (*)
Quartz  (*)Rammelsbergite  (*)Safflorite  (*)Silver  (*)Skutterudite  (*)
Sphalerite  (*)Stromeyerite  (*)Tetrahedrite-(Zn)  (*)Uraninite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Acanthite  (*)AcanthiteAg2S186014501310702793
Algodonite  (*)Not in a structural groupCu1-xAsx (x ≈ 0.15)1860145013107041
Annabergite  (*)VivianiteNi3(AsO4)2·8H2O165014500445
Arsenopyrite  (*)ArsenopyriteFeAsS186014501310709052
Bismuth  (*)ArsenicBi186014501310701966
Bornite  (*)NoneCu5FeS4186014501310705516
Chalcocite  (*)NoneCu2S186014501310705707
Chalcopyrite  (*)ChalcopyriteCuFeS21860145013107027198
Chalcostibite  (*)ChalcostibiteCuSbS218601450131070162
Cobaltite  (*)CobaltiteCoAsS18601450131070966
Covellite  (*)CovelliteCuS186014501310704165
Cubanite  (*)Cubanite WurtziteCuFe2S318601450131070802
Erythrite  (*)VivianiteCo3(AsO4)2·8H2O18601450131070814
Famatinite  (*)Stannite SphaleriteCu3SbS418601450131070163
Freibergite  (*)TetrahedriteAg6[Cu4Fe2]Sb4S1218601450131070663
Galena  (*)RocksaltPbS1860145013107024243
Glaucodot  (*)Arsenopyrite(Co0.5Fe0.5)AsS18601450131070131
Guanajuatite  (*)StibniteBi2Se316501450037
Hematite  (*)CorundumFe2O31860145013107014640
Hessite  (*)NoneAg2Te18601450131070804
Jalpaite  (*)JalpaiteAg3CuS218601450131070116
Löllingite  (*)LöllingiteFeAs218601450131070762
Magnetite  (*)SpinelFe2+Fe3+2O41860145013107014899
Molybdenite  (*)MolybdeniteMoS2186014501310705800
Nickeline  (*)NickelineNiAs18601450131070633
Nickelskutterudite  (*)Skutterudite Perovskite(Ni,Co,Fe)As318601450131070176
Gersdorffite-Pa3  (*)PyriteNiAsS18601450131070767
Polydymite  (*)SpinelNi2+Ni3+2S418601450131070131
Pyrite  (*)PyriteFeS21860145013107039462
Pyrolusite  (*)RutileMnO2186014501310703106
Quartz  (*)QuartzSiO21860145013107061156
Rammelsbergite  (*)LöllingiteNiAs218601450131070233
Safflorite  (*)LöllingiteCoAs218601450131070317
Silver  (*)CopperAg1650145005186
Skutterudite  (*)Skutterudite PerovskiteCoAs318601450131070531
Sphalerite  (*)SphaleriteZnS1860145013107021482
Stromeyerite  (*)NoneCuAgS18601450131070332
Tetrahedrite-(Zn)  (*)TetrahedriteCu6(Cu4Zn2)Sb4S13186014501310705317
Uraninite  (*)FluoriteUO2186014501310702718


3 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   Yes  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   Yes  518Great Bear Lake, Mackenzie District, Northwest Territories, CanadaGreat Bear BatholithKissin (1993) GC19_113age of oreveins at Great Bear batholith
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

All locality data graciously provided by mindat.org

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