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:
Green Mountain District (Gold Basin District), Gunnison Co., Colorado, USA


mindat Locality ID: 113880
mindat URL: http://www.mindat.org/loc-113880.html

Tectonic Settings:

Total number of sublocalities beneath "Green Mountain District (Gold Basin District), Gunnison Co., Colorado, USA": 10
Total number of bottom-level sublocalities: 10

Number of Child Localities: 10
Child Localities:
Denver City Mine
Gold Basin District Occurrence (MS 1984; Patented Claim: Belle Flora)
Graflin Mine (Robert H.; E. S.; Hill Top 1-3; Indiana; Amazon; Capital Prize; Morning Star; Dalore; Carrie G.; Baltimore Boy)
Lucky Strike Mine (Modoc; MS 17455; Horse Shoe; MS 17122; Belle Valaisane; MS 13897; Only Chance; MS 17455; Mammoth; MS 13897; Patented Claims: Lucky Strike; MS 9125)
Lula Mine
Unknown Gold (MRDS - 10166581)
Unknown Kyanite (MRDS - 10142190)
Unknown Shaft (MRDS - 10287987)
Unknown Silver - Gold (MRDS - 10191281)
Unknown Silver (MRDS - 10142622)

Latitude: 38°26'14"N
Longitude: 106°51'30"W
Decimal Degree (lat, lon): 38.437222222222,-106.85833333333
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: Al Au C Ca Cu F Fe H K Mg O Pb S Si Zn 

Elements from minerals reported directly at this locality: Fe O S 

Structural Groups for minerals in this locality: 
AmphiboleCalciteChalcopyriteClayCopperCorundumFluoriteMicaNickelineNone
QuartzRocksaltSphalerite

11 IMA Minerals at location:
Actinolite  (*)Calcite  (*)Chalcopyrite  (*)Fluorite  (*)Galena  (*)
Gold  (*)Hematite  (*)Muscovite  (*)Pyrrhotite  (*)Quartz  (*)
Sphalerite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Actinolite  (*)Amphibole   Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)211896853419
Calcite  (*)CalciteCa(CO3)118968627770
Chalcopyrite  (*)ChalcopyriteCuFeS22189686,18968827198
Fluorite  (*)FluoriteCaF22189686,1896889617
Galena  (*)RocksaltPbS118968624243
Gold  (*)CopperAu3189685,189687,18968930554
Hematite  (*)CorundumFe2O3014640
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)22189686,18968817380
Pyrrhotite  (*)NickelineFe7S809056
Quartz  (*)QuartzSiO23189685,189686,18968861156
Sphalerite  (*)SphaleriteZnS2189686,18968821482


No ages have been assigned to this locality yet.
SampleSource LocalityReference URL

All locality data graciously provided by mindat.org

All age data...

Other copyright data...