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:
Pacific Mining Co. Group, Bagby, Bagby-Mariposa-Mount Bullion-Whitlock District, Mother Lode Belt, Mariposa Co., California, USA


mindat Locality ID: 248689
mindat URL: http://www.mindat.org/loc-248689.html

Tectonic Settings:

Total number of sublocalities beneath "Pacific Mining Co. Group, Bagby, Bagby-Mariposa-Mount Bullion-Whitlock District, Mother Lode Belt, Mariposa Co., California, USA": 2
Total number of bottom-level sublocalities: 2

Number of Child Localities: 2
Child Localities:
French Mine
Josephine Mine (Pine Tree Mine; Pine Tree Josephine Mine; Pine Tree And Josephine Mine)

Latitude: 37°35'38"N
Longitude: 120°6'38"W
Decimal Degree (lat, lon): 37.593888888889,-120.11055555556
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 Co Cu Fe H K Ni O Pb S Sb Si Te Zn 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
ArsenopyriteChalcopyriteClayCopperMicaMilleriteNickelineNonePyriteQuartz
RocksaltSerpentineSphaleriteTetrahedriteVivianite

17 IMA Minerals at location:
Ankerite  (*)Arsenopyrite  (*)Chalcopyrite  (*)Erythrite  (*)Freibergite  (*)
Galena  (*)Gold  (*)Millerite  (*)Muscovite  (*)Népouite  (*)
Nickeline  (*)Gersdorffite-Pa3  (*)Pyrite  (*)Quartz  (*)Sphalerite  (*)
Tellurium  (*)Tetrahedrite-(Zn)  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Ankerite  (*)NoneCa(Fe2+,Mg)(CO3)211628493092
Arsenopyrite  (*)ArsenopyriteFeAsS11628499052
Chalcopyrite  (*)ChalcopyriteCuFeS2116284927198
Erythrite  (*)VivianiteCo3(AsO4)2·8H2O1162849814
Freibergite  (*)TetrahedriteAg6[Cu4Fe2]Sb4S121162849663
Galena  (*)RocksaltPbS116284924243
Gold  (*)CopperAu2162848,16284930554
Millerite  (*)MilleriteNiS11628491066
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)2116284917380
Népouite  (*)Serpentine ClayNi3Si2O5(OH)4116284966
Nickeline  (*)NickelineNiAs1162849633
Gersdorffite-Pa3  (*)PyriteNiAsS1162849767
Pyrite  (*)PyriteFeS2116284939462
Quartz  (*)QuartzSiO2116284961156
Sphalerite  (*)SphaleriteZnS116284921482
Tellurium  (*)NoneTe1162849190
Tetrahedrite-(Zn)  (*)TetrahedriteCu6(Cu4Zn2)Sb4S1311628495317


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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