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:
Granite Springs, Granite Springs District, West Belt, Mariposa Co., California, USA


mindat Locality ID: 248983
mindat URL: http://www.mindat.org/loc-248983.html

Tectonic Settings:

Total number of sublocalities beneath "Granite Springs, Granite Springs District, West Belt, Mariposa Co., California, USA": 11
Total number of bottom-level sublocalities: 11

Number of Child Localities: 11
Child Localities:
Bruschi Mine
Burr Mine (Miles Mine)
Caldwell Mine (Daly Mine)
Floranita Mine
Gale Prospect
Granite Springs Mine
Jackson Mine
Rihn Ranch Occurrence (Ribn Ranch Prospect)
Robie Prospect (Robie Property; Miles)
Salome Occurrence
Unidentified Au Prospects [9]

Latitude: 37°41'25"N
Longitude: 120°16'52"W
Decimal Degree (lat, lon): 37.690277777778,-120.28111111111

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 C Ca Cu Fe H Mn O S Si 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
CalciteChalcopyriteClayCopperEpidoteNoneOlivineQuartzRhodoniteRutile
Spinel

10 IMA Minerals at location:
Bementite  (*)Calcite  (*)Chalcopyrite  (*)Gold  (*)Hausmannite  (*)
Piemontite  (*)Pyrolusite  (*)Quartz  (*)Rhodonite  (*)Tephroite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Bementite  (*)ClayMn7Si6O15(OH)81163279173
Calcite  (*)CalciteCa(CO3)116327927770
Chalcopyrite  (*)ChalcopyriteCuFeS2116328427198
Gold  (*)CopperAu2163278,16328030554
Hausmannite  (*)SpinelMn2+Mn3+2O41163279350
Piemontite  (*)EpidoteCa2(Al2Mn3+)[Si2O7][SiO4]O(OH)1163279260
Pyrolusite  (*)RutileMnO211632793106
Quartz  (*)QuartzSiO22163278,16328061156
Rhodonite  (*)RhodoniteCaMn3Mn(Si5O15)2163279,163285969
Tephroite  (*)OlivineMn2+2(SiO4)1163279240



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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