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:
Hidden Treasure 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: 7753
mindat URL: http://www.mindat.org/loc-7753.html

Tectonic Settings:

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

Latitude: 38°1'31"N
Longitude: 107°22'6"W
Decimal Degree (lat, lon): 38.025277777778,-107.36833333333

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 Ba C Ca Cu F Fe H K Mn O Pb S Sb Si Zn 

Elements from minerals reported directly at this locality: Ag Al Ba C Ca Cu F Fe H K Mg Mn O Pb S Sb Si Zn 

Structural Groups for minerals in this locality: 
BaryteCalciteChalcopyriteClayCopperFluoriteGypsumKaoliniteMicaNone
PyriteQuartzRocksaltSphaleriteSpinelTetrahedrite

18 IMA Minerals at location:
Ankerite  (*)Baryte  (*)Calcite  (*)Chalcopyrite  (*)Dickite  (*)
Fluorite  (*)Freibergite  (*)Galena  (*)Gypsum  (*)Kaolinite  (*)
Magnetite  (*)Muscovite  (*)Pyrite  (*)Quartz  (*)Rhodochrosite  (*)
Silver  (*)Sphalerite  (*)Tetrahedrite-(Zn)  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Ankerite  (*)NoneCa(Fe2+,Mg)(CO3)230.517.803092
Baryte  (*)BaryteBa(SO4)30.517.8011547
Calcite  (*)CalciteCa(CO3)30.517.8027770
Chalcopyrite  (*)ChalcopyriteCuFeS230.517.8027198
Dickite  (*)Clay KaoliniteAl2Si2O5(OH)430.517.80651
Fluorite  (*)FluoriteCaF230.517.809617
Freibergite  (*)TetrahedriteAg6[Cu4Fe2]Sb4S1230.517.80663
Galena  (*)RocksaltPbS30.517.8024243
Gypsum  (*)GypsumCa(SO4)·2H2O30.517.806890
Kaolinite  (*)Clay KaoliniteAl2Si2O5(OH)430.517.805591
Magnetite  (*)SpinelFe2+Fe3+2O430.517.8014899
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)230.517.8017380
Pyrite  (*)PyriteFeS230.517.8039462
Quartz  (*)QuartzSiO230.517.8061156
Rhodochrosite  (*)CalciteMn(CO3)30.517.801711
Silver  (*)CopperAg30.517.805186
Sphalerite  (*)SphaleriteZnS30.517.8021482
Tetrahedrite-(Zn)  (*)TetrahedriteCu6(Cu4Zn2)Sb4S1330.517.805317



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   Yes  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    Yes  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


All locality data graciously provided by mindat.org

All age data...

Other copyright data...