California · Nevada County
Past Producer

Oro Grande

Nevada County, California, United States
CopperSilverGold
⌖ Show on mapUSGS source ↗
Commodities
PrimaryCopper
SecondarySilver, Gold
Commodity typeM
Deposit
Deposit typeVein
Deposit sizeS
Materials
Ore mineralsBornite, Chalcopyrite, Malachite, Pyrite
GangueQuartz
Economic & production
Development statusPast Producer
Identification
Deposit ID10031988
MRDS IDM012012
RegionNA
Data scoreC
Coordinates39.40295, -120.5088
References
AUBURY, L. E., 1908 , COPPER RESOURCES OF CALIFORNIA BULL 50 ; CALIF. MIN. BUR., P. 199MACBOYLE, E. 1918 , MINES AND MINERAL RESOURCES OF NEVADA COUNTY; 16TH REPT. STATE MIN.; CALIF. MIN. BUR., P 88