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:
Golden Fleece Mine, Lake City, Lake City District (Lake District), Hinsdale Co., Colorado, USA

Oldest recorded age at locality: 30.5
Youngest recorded age at locality: 17.8

mindat Locality ID: 3642
mindat URL: http://www.mindat.org/loc-3642.html

Tectonic Settings:

Total number of sublocalities beneath "Golden Fleece Mine, Lake City, Lake City District (Lake District), Hinsdale Co., Colorado, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 37°58'45"N
Longitude: 107°8'15"W
Decimal Degree (lat, lon): 37.979166666667,-107.1375
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 Ba Bi C Cu Fe H Hg Mn Ni O P Pb S Sb Si Sn Te U V Zn 

Elements from minerals reported directly at this locality: Ag Al As Au Ba Bi C Cu Fe H Hg Mn Ni O P Pb S Sb Si Sn Te U V Zn 

Structural Groups for minerals in this locality: 
AluniteArsenopyriteBaryteBournoniteCalciteChalcopyriteChalcostibiteCopperCorundumCovellite
EnargiteFluoriteGermaniteMeloniteMeneghiniteNonePolybasitePyriteQuartzRocksalt
SphaleriteStanniteStibniteTetradymiteTetrahedriteWurtzite

47 IMA Minerals at location:
Aikinite  (*)Altaite  (*)Arsenopyrite  (*)Baryte  (*)Bismuthinite  (*)
Bornite  (*)Boulangerite  (*)Bournonite  (*)Calaverite  (*)Chalcopyrite  (*)
Chalcostibite  (*)Coloradoite  (*)Colusite  (*)Covellite  (*)Emplectite  (*)
Enargite  (*)Galena  (*)Gold  (*)Hematite  (*)Hessite  (*)
Hinsdalite  (*)Jamesonite  (*)Krennerite  (*)Lead  (*)Luzonite  (*)
Mawsonite  (*)Melonite  (*)Pearceite  (*)Petzite  (*)Polybasite  (*)
Proustite  (*)Pyrargyrite  (*)Pyrite  (*)Pyroxmangite  (*)Quartz  (*)
Rhodochrosite  (*)Sphalerite  (*)Stephanite  (*)Stützite  (*)Sylvanite  (*)
Tellurium  (*)Tellurobismuthite  (*)Tennantite-(Fe)  (*)Tetrahedrite-(Zn)  (*)Uraninite  (*)
Volynskite  (*)Wurtzite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Aikinite  (*)MeneghiniteCuPbBiS330.1270315
Altaite  (*)RocksaltPbTe30.1270489
Arsenopyrite  (*)ArsenopyriteFeAsS30.12709052
Baryte  (*)BaryteBa(SO4)30.127011547
Bismuthinite  (*)StibniteBi2S330.12701935
Bornite  (*)NoneCu5FeS430.12705516
Boulangerite  (*)NonePb5Sb4S1130.1270843
Bournonite  (*)BournoniteCuPbSbS330.12701089
Calaverite  (*)MeloniteAuTe230.1270361
Chalcopyrite  (*)ChalcopyriteCuFeS230.127027198
Chalcostibite  (*)ChalcostibiteCuSbS230.1270162
Coloradoite  (*)SphaleriteHgTe30.1270169
Colusite  (*)Sphalerite GermaniteCu13VAs3S1630.1270110
Covellite  (*)CovelliteCuS30.12704165
Emplectite  (*)ChalcostibiteCuBiS230.1270246
Enargite  (*)Enargite WurtziteCu3AsS430.1270910
Galena  (*)RocksaltPbS30.127024243
Gold  (*)CopperAu30.127030554
Hematite  (*)CorundumFe2O330.127014640
Hessite  (*)NoneAg2Te30.1270804
Hinsdalite  (*)AlunitePbAl3(SO4)(PO4)(OH)630.127082
Jamesonite  (*)NonePb4FeSb6S1430.1270784
Krennerite  (*)NoneAu3AgTe830.1270111
Lead  (*)CopperPb30.1270192
Luzonite  (*)Stannite SphaleriteCu3AsS430.1270198
Mawsonite  (*)NoneCu6Fe2SnS830.127092
Melonite  (*)MeloniteNiTe230.1270207
Pearceite  (*)Polybasite[Ag9CuS4][(Ag,Cu)6(As,Sb)2S7]30.1270249
Petzite  (*)NoneAg3AuTe230.1270409
Polybasite  (*)Polybasite[Ag9CuS4][(Ag,Cu)6(Sb,As)2S7]30.1270716
Proustite  (*)NoneAg3AsS330.1270733
Pyrargyrite  (*)NoneAg3SbS330.12701425
Pyrite  (*)PyriteFeS230.127039462
Pyroxmangite  (*)NoneMn2+SiO330.1270147
Quartz  (*)QuartzSiO230.127061156
Rhodochrosite  (*)CalciteMn(CO3)30.12701711
Sphalerite  (*)SphaleriteZnS30.127021482
Stephanite  (*)NoneAg5SbS430.1270586
Stützite  (*)NoneAg5-xTe3 (x = 0.24-0.36)30.127092
Sylvanite  (*)MeloniteAgAuTe430.1270337
Tellurium  (*)NoneTe30.1270190
Tellurobismuthite  (*)TetradymiteBi2Te330.1270276
Tennantite-(Fe)  (*)TetrahedriteCu6(Cu4Fe2)As4S1330.12701803
Tetrahedrite-(Zn)  (*)TetrahedriteCu6(Cu4Zn2)Sb4S1330.12705317
Uraninite  (*)FluoriteUO230.12702718
Volynskite  (*)NoneAgBiTe230.127064
Wurtzite  (*)WurtziteZnS30.1270372


10 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
Kristen00195723.123.123.1     Yes  5591Lake City District (Lake District), Hinsdale Co., Colorado, USALake City CalderaHon et al. (1985)10.2113/gsecongeo.80.2.410EG80_410 
Kristen001958292929     Yes  5591Lake City District (Lake District), Hinsdale Co., Colorado, USAUncompahgre CalderaHon et al. (1985)10.2113/gsecongeo.80.2.410EG80_410 
Kristen00195930.527.529±1.5     Yes  5591Lake City District (Lake District), Hinsdale Co., Colorado, USALake City AreaHon et al. (1985)10.2113/gsecongeo.80.2.410EG80_410 
Kristen00196029.527.528.5±1     Yes  5591Lake City District (Lake District), Hinsdale Co., Colorado, USALake City AreaHon et al. (1985)10.2113/gsecongeo.80.2.410EG80_410 
Kristen00196124.122.123.1±1     Yes  5591Lake City District (Lake District), Hinsdale Co., Colorado, USALake City AreaHon et al. (1985)10.2113/gsecongeo.80.2.410EG80_410 
Kristen00196219.817.818.8±1     Yes  5591Lake City District (Lake District), Hinsdale Co., Colorado, USALake City AreaHon et al. (1985)10.2113/gsecongeo.80.2.410EG80_410 
Kristen00196528.527.1      Yes  5591Lake City District (Lake District), Hinsdale Co., Colorado, USALake City AreaHon et al. (1985)10.2113/gsecongeo.80.2.410EG80_410 
Kristen001963282727.5±0.5206Pb/238Umineralization agehigh      3642Golden Fleece Mine, Lake City, Lake City District (Lake District), Hinsdale Co., Colorado, USAGolden Fleece VeinHon et al. (1985)10.2113/gsecongeo.80.2.410EG80_410 
Kristen00196430.127.528.8±1.3207Pb/235U       3642Golden Fleece Mine, Lake City, Lake City District (Lake District), Hinsdale Co., Colorado, USAGolden Fleece VeinHon et al. (1985)10.2113/gsecongeo.80.2.410EG80_410 
Kristen00196621.220.420.8±0.4K-Ar sericite  Yes  7754Oulay Mine (Ulay Mine; Ute-Ulay Mine), Lake City, Lake City District (Lake District), Hinsdale Co., Colorado, USAUte-Ulay MineHon et al. (1985)10.2113/gsecongeo.80.2.410EG80_410 

SampleSource LocalityReference URL

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