Commodities
PrimaryGold
Commodity typeM
Deposit
Deposit sizeS
WorkingsSurface/Underground
Materials
Ore mineralsGold
GangueQuartz
Economic & production
Development statusPast Producer
Identification
Deposit ID10029123
MRDS IDM006493
Alternate namesMachu, Black George, San Antonio
RegionNA
Data scoreC
Coordinates38.06797, -120.55462
References
CLARK, W.B., LYDON, P.A., 1962 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY, CALIF.; COUNTY REPORT 2 ; CALIF. DIV. OF MINES AND GEOLOGY, P 34 - 35 , 162 AND PLBCRAWFORD, J.J., 1896 , CALAVERAS COUNTRY: CALIF. MIN. BUR. 13TH REPORT STATE MINERALOGIST, P. 111LOGAN, C.A., FRANKE, H., 1936 , MINES AND MINERAL RESOURCES OF CALAVERAS CO.: CDM CALIF. JOUR. MINES & GEOL., VOL. 32 , NO. 3 , P. 311