Commodities
PrimaryCopper
SecondaryGold
Commodity typeM
Deposit
Deposit sizeS
WorkingsUnderground
Materials
Ore mineralsChalcopyrite, Pyrite
Economic & production
Development statusPast Producer
Production years1912 , 1917
Identification
Deposit ID10077903
MRDS IDW025978
Alternate namesGreenstone
RegionNA
Data scoreC
Coordinates37.91242, -120.43239
References
LOGAN, C. A., 1949 , MINES AND MINERAL RESOURCES OF TUOLUMNE COUNTY; CALIF. JOUR. MINES AND GEOLOGY VOL. 45 , NO. 1, P. 53 - 54.ERIC, J. H., 1948 , COPPER IN CALIFORNIA BULL. 144 ; DIV. OF MINES, P. 355.TUCKER, W. B., 1914 , TUOLUMNE COUNTY; 14TH REPT. STATE MINERALOGIST; CALIF. MIN. BUR., P. 135LOGAN, C. A., 1949 , P. 53 - 54 (SEE REF.)