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:
South Pass City, South Pass-Atlantic City Mining District, Fremont Co., Wyoming, USA


mindat Locality ID: 18570
mindat URL: http://www.mindat.org/loc-18570.html

Tectonic Settings:

Total number of sublocalities beneath "South Pass City, South Pass-Atlantic City Mining District, Fremont Co., Wyoming, USA": 10
Total number of bottom-level sublocalities: 10

Number of Child Localities: 10
Child Localities:
Barr Mine
Carissa Mine (Carissa Lode)
Carrie Shields Mine
Duncan Mine
Empire State Mine (B And H Mine)
Franklin Mine
Gould & Curry Mine (Carter Lode)
Mohamet Mine
Wyoming Mining Company Mine
Young America Mine

Latitude: 42°28'22"N
Longitude: 108°47'6"W
Decimal Degree (lat, lon): 42.472777777778,-108.785
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 C Ca Fe H K Mg O S Si 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AmphiboleArsenopyriteCalciteClayCopperCorundumMicaNickelineNoneOrpiment
PyriteQuartzSulphurTalc

16 IMA Minerals at location:
Actinolite  (*)Arsenopyrite  (*)Calcite  (*)Gold  (*)Hematite  (*)
Muscovite  (*)Orpiment  (*)Pyrite  (*)Pyrrhotite  (*)Quartz  (*)
Realgar  (*)Scorodite  (*)Silver  (*)Sulphur  (*)Talc  (*)
Tremolite  (*)
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)22292167,2921693419
Arsenopyrite  (*)ArsenopyriteFeAsS2292167,2921709052
Calcite  (*)CalciteCa(CO3)129217027770
Gold  (*)CopperAu10292166,292167,292168,292169,292170,292171,292172,292173,292174,29217530554
Hematite  (*)CorundumFe2O3129216714640
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)2129216917380
Orpiment  (*)OrpimentAs2S31292167511
Pyrite  (*)PyriteFeS22292167,29217039462
Pyrrhotite  (*)NickelineFe7S812921679056
Quartz  (*)QuartzSiO24292167,292168,292169,29217061156
Realgar  (*)NoneAsS1292167712
Scorodite  (*)NoneFe3+(AsO4)·2H2O12921671153
Silver  (*)CopperAg2292169,2921705186
Sulphur  (*)SulphurS12921702045
Talc  (*)Clay TalcMg3Si4O10(OH)212921673337
Tremolite  (*)Amphibole   Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)212921672562


No ages have been assigned to this locality yet.

All locality data graciously provided by mindat.org

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