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:
Promontory District, Promontory Mts, Box Elder Co., Utah, USA


mindat Locality ID: 37344
mindat URL: http://www.mindat.org/loc-37344.html

Tectonic Settings:

Total number of sublocalities beneath "Promontory District, Promontory Mts, Box Elder Co., Utah, USA": 24
Total number of bottom-level sublocalities: 24

Number of Child Localities: 24
Child Localities:
Big Pine Mining Properties (Big Piney)
Cedar Ridge Mining Company Occurrence
Complex Tunnel
Jay Hawks Occurrence (Lead Hill East Mine)
Lakeside Copper Company
Lakeview Mine
Lead Hill Mine
Little Valley No. 2 Adit Occurrence
North Side Mine
Pete's Tunnel
Promontory Point
Promontory Zinc Company Occurrence
Southern No. 1 Gravel Pit (Utah Department Of Highways Pit No. 02068)
Spelter Tunnel
Stone Quarry (MRDS - 10015743)
Sunshine Mining Properties (Lead Hill)
Unknown Copper Occurrence (MRDS - 10088318)
Unknown Silver - Zinc - Lead (MRDS - 10015632)
Unknown Stone Quarry (MRDS - 10088319)
Unknown Stone Quarry (MRDS - 10098009)
Unknown Zinc - Lead Occurrence (MRDS - 10015647)
Utah Department Of Highways Pit No. 02068
Volunteer Gulch Incline
Volunteer Mine

Latitude: 41°15'6"N
Longitude: 112°28'17"W
Decimal Degree (lat, lon): 41.251666666667,-112.47138888889

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 Ba C Ca Cu Fe H Mg O P Pb S Si Zn 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AragoniteBaryteCalciteChalcopyriteCopperCorundumGypsumMalachiteNoneNot in a structural group
PyriteRocksalt

17 IMA Minerals at location:
Baryte  (*)Bornite  (*)Calcite  (*)Cerussite  (*)Chalcopyrite  (*)
Copper  (*)Dolomite  (*)Galena  (*)Gold  (*)Gypsum  (*)
Hematite  (*)Hemimorphite  (*)Hydrozincite  (*)Malachite  (*)Pyrite  (*)
Smithsonite  (*)Variscite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Baryte  (*)BaryteBa(SO4)5271954,271959,271960,271971,27197711547
Bornite  (*)NoneCu5FeS44271959,271960,271962,2719775516
Calcite  (*)CalciteCa(CO3)5271954,271959,271960,271971,27197727770
Cerussite  (*)AragonitePb(CO3)6271954,271959,271960,271962,271969,2719774979
Chalcopyrite  (*)ChalcopyriteCuFeS25271958,271959,271960,271962,27197727198
Copper  (*)CopperCu12719583846
Dolomite  (*)NoneCaMg(CO3)26271954,271957,271959,271960,271971,2719779895
Galena  (*)RocksaltPbS127195724243
Gold  (*)CopperAu4271959,271960,271962,27197730554
Gypsum  (*)GypsumCa(SO4)·2H2O4271959,271960,271962,2719776890
Hematite  (*)CorundumFe2O36271954,271957,271959,271960,271971,27197714640
Hemimorphite  (*)Not in a structural groupZn4(Si2O7)(OH)2·H2O6271954,271955,271959,271960,271971,2719771689
Hydrozincite  (*)NoneZn5(CO3)2(OH)612719551066
Malachite  (*)MalachiteCu2(CO3)(OH)25271959,271960,271962,271970,27197712537
Pyrite  (*)PyriteFeS24271959,271960,271962,27197739462
Smithsonite  (*)CalciteZn(CO3)7271954,271955,271959,271960,271962,271971,2719772473
Variscite  (*)NoneAl(PO4)·2H2O1271964301



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...