Commodities
PrimaryCopper, Gold
SecondarySilver
Commodity typeM
Deposit
Deposit typeReplacement
Deposit sizeS
WorkingsSurface/Underground
Orebody formLENTICULAR
Materials
Ore mineralsChalcopyrite, Gold, Pyrite
Economic & production
Development statusPast Producer
Production years1922; 1904-5, 1918, 1933-35
Identification
Deposit ID10032007
MRDS IDM012051
RegionNA
Data scoreB
Coordinates39.03072, -121.2891
References
AUBURY, L. E. 1908 , COPPER RESOURCES IN CALIFORNIA BULL. 50 ; CALIF. MIN. BUR., P. 208 - 209LOGAN, C. A., 1936 , GOLD MINES OF PLACER COUNTY; CALIF. JOUR. MINES AND GEOLOGY, VOL. 32 , NO. 1 ; DIV OF MINES, P. 19 - 20WARING, C. A., 1919 ; PLACER COUNTY; 15TH REPT. STATE MINERALOGIST; CALIF. MIN. BUR.; P. 327 - 328