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:
Enterprise, Jackson-Plymouth District, Mother Lode Belt, Amador Co., California, USA


mindat Locality ID: 219266
mindat URL: http://www.mindat.org/loc-219266.html

Tectonic Settings:

Total number of sublocalities beneath "Enterprise, Jackson-Plymouth District, Mother Lode Belt, Amador Co., California, USA": 22
Total number of bottom-level sublocalities: 22

Number of Child Localities: 22
Child Localities:
Amador King Prospect (Rhetta)
Amador Star Mine (Hamberger Mine; Rhetta Mine; West American Cons. Gold Mines; West American Consolidated Gold Mines)
Associated Mining Company Property
Ballard Mine (Ballard And Martin Mine)
Bay State Mine
Bryan Prospect
Caucasian Consolidated Mine
Croesus And St. Martin Prospect
Excelsior Prospect (Idaho Jr. Prospect)
George Kretcher Property
Goat Ranch Mine (Golden Gate Consolidated)
Golden Gate Prospect [2] (Golden Gate Consolidated)
Great Eastern Prospect [1]
Indian Creek Placer Mine
Lady Bedford Prospect
Monte De Oro Occurrence
Onondago Prospect
Osceola Prospect
Philadelphia Prospect (Richmond)
Price Prospect (Prize)
R & M Mining Company (R & M Mining Co.)
Venture Prospect

Latitude: 38°31'57"N
Longitude: 120°50'39"W
Decimal Degree (lat, lon): 38.5325,-120.84416666667

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: Au Fe O S Si 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
CopperNonePyriteQuartz

3 IMA Minerals at location:
Gold  (*)Pyrite  (*)Quartz  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Gold  (*)CopperAu16151014,151015,151017,151018,151019,151020,151021,151022,151023,151024,151027,151029,151031,151032,151033,15103430554
Pyrite  (*)PyriteFeS22151015,15101739462
Quartz  (*)QuartzSiO25151014,151017,151022,151029,15103261156



No ages have been assigned to this locality yet.

SampleSource LocalityReference URL


All locality data graciously provided by mindat.org

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