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:
Oro Grande, Oro Grande District, San Bernardino Co., California, USA


mindat Locality ID: 209249
mindat URL: http://www.mindat.org/loc-209249.html

Tectonic Settings:

Total number of sublocalities beneath "Oro Grande, Oro Grande District, San Bernardino Co., California, USA": 15
Total number of bottom-level sublocalities: 15

Number of Child Localities: 15
Child Localities:
Atlas Silica Quarry (Western Refractories Company; Atlas; Atlas Deposit)
Carbonate Mine
Dents Grandview Mine (Dents Grandview Lode; Dent; Dents)
Embody Mine (Althea)
Original Canyon Quarry (Oro Grande Quarry)
Oro Grande Granite Mine
Oro Grande II Mine (Black Diamond; Scheerer)
Oro Grande Silica Quarry
Riverside Cement Company Quarry (Shay Quarry)
Scorpion Mine
Shay-Klondike Quarry (Oro Grande Quarry; Klondike; Klondike Mine)
Sheerer Granite Mine
Sparkuhle Quarry (Sparkuhke Quarry; Oro Grande Quarry)
Superior Silica Quarry
Upper Quarries

Latitude: 34°36'16"N
Longitude: 117°19'5"W
Decimal Degree (lat, lon): 34.604444444444,-117.31805555556
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 Li Mg O Pb S Si 

Elements from minerals reported directly at this locality: Al Cu Fe H Li O S Si 

Structural Groups for minerals in this locality: 
AmphiboleAragoniteCalciteChloriteClayCopperNoneQuartzRocksalt

9 IMA Minerals at location:
Aragonite  (*)Bornite  (*)Calcite  (*)Cerussite  (*)Cookeite  (*)
Galena  (*)Gold  (*)Quartz  (*)Tremolite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Aragonite  (*)AragoniteCa(CO3)11727573250
Bornite  (*)NoneCu5FeS405516
Calcite  (*)CalciteCa(CO3)117274427770
Cerussite  (*)AragonitePb(CO3)11727444979
Cookeite  (*)Chlorite Clay(Al,Li)3Al2(Si,Al)4O10(OH)80181
Galena  (*)RocksaltPbS117274424243
Gold  (*)CopperAu3172745,172746,17274930554
Quartz  (*)QuartzSiO23172744,172745,17274961156
Tremolite  (*)Amphibole   Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)211727522562


No ages have been assigned to this locality yet.

All locality data graciously provided by mindat.org

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