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:
Pioneer, West Point District, East Belt, Amador Co., California, USA


mindat Locality ID: 263795
mindat URL: http://www.mindat.org/loc-263795.html

Tectonic Settings:

Total number of sublocalities beneath "Pioneer, West Point District, East Belt, Amador Co., California, USA": 37
Total number of bottom-level sublocalities: 37

Number of Child Localities: 37
Child Localities:
Belmont Prospect
Big Pine Mine
California Occurrence
Defender Mine
Defiance Occurrence
Elkhorn Mine (Haywire Mine)
Everett Prospect (Everett Deposit)
Grand Prize Mine [2]
Hageman Mine (Sunny Boy Vein)
Honula Occurrence (Honolulu Laby)
Jack Occurrence
Jill Occurrence
Katherine And Adeline Prospect
Kimball Group (Lucky Strike Claim [or Pioneer Luck Strike Claim])
Lone Willow Mine (Lone Willow Group; Old Lone Willow; California; Mungo Park)
Lucky Girl Occurrence
Mexican Mine (Reed Flat)
Midway And Esmeralda Prospect
Mungo Park Claim
Newman Mine
Nottus Mine
Oro Grande Occurrence
Pick And Drill Occurrence
Pine View No. 1 Lode Claim
Pioneer Lucky Strike Mine (Madrona Mine; Pioneer-Lucky Star Mine; Harding Mine; Madrona Group; Moar Brothers; Lucky Strike Mine)
Red Tape Mine
Ruhser And Hubberty Deposit
Somerset Occurrence
Tierakoff Mine (Tierakoff And Crown Point; Badger Claim; Golden Eagle Claim; Lucky Girl Claim)
Tom And Dick Occurrence
Trench Occurrence (Trencher)
Trojan And North Trojan Claims (Trojan And N. Trojan; Trojan & N. Trojan)
Unknown Au Occurrence [30]
Unnamed Au Placer Gravel Deposit [18]
Unspecified Mn Occurrence [1]
Velvet Mine
West Somerset Occurrence

Latitude: 38°25'36"N
Longitude: 120°33'59"W
Decimal Degree (lat, lon): 38.426666666667,-120.56638888889
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: As Au Cu Fe Mn O Pb S Si Zn 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
ArsenopyriteChalcopyriteCopperMarcasiteNickelineNonePyriteQuartzRhodoniteRocksalt
Sphalerite

11 IMA Minerals at location:
Arsenopyrite  (*)Bornite  (*)Chalcopyrite  (*)Galena  (*)Gold  (*)
Marcasite  (*)Pyrite  (*)Pyrrhotite  (*)Quartz  (*)Rhodonite  (*)
Sphalerite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Arsenopyrite  (*)ArsenopyriteFeAsS11508129052
Bornite  (*)NoneCu5FeS411508125516
Chalcopyrite  (*)ChalcopyriteCuFeS22150810,15081227198
Galena  (*)RocksaltPbS3150810,150815,15082024243
Gold  (*)CopperAu24150807,150808,150810,150811,150812,150815,150816,150817,150818,150819,150820,150821,150822,150823,150824,150826,150828,150829,150831,150832,150834,150835,150842,15084330554
Marcasite  (*)MarcasiteFeS211508105674
Pyrite  (*)PyriteFeS25150810,150812,150815,150820,15083139462
Pyrrhotite  (*)NickelineFe7S82150810,1508209056
Quartz  (*)QuartzSiO29150807,150810,150812,150820,150821,150824,150826,150832,15083561156
Rhodonite  (*)RhodoniteCaMn3Mn(Si5O15)1150813969
Sphalerite  (*)SphaleriteZnS2150810,15081221482


No ages have been assigned to this locality yet.
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All locality data graciously provided by mindat.org

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