Mine detail: Big Seven

Previously called ''

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Location

Lat / long:

38.00408, -120.63545

Resource(M)

Primary:	Gold
Secondary:	Zinc, Lead
Ore:	Galena, Gold, Pyrite, Sphalerite
Gangue:	Barite, Calcite, Quartz, Sericite

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer

Geology

Host type:

Schist

References

MRDS	M006011
DEP	10028802
Reference	{Deposit:: 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. 138 AND PLB}{Deposit:: LOGAN, C.A., FRANKE, H., 1936 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY; CALIF. JOUR. MINES AND GEOLOGY, VOL. 32 , NO. 3 ; DIV. OF MINES, P 243 , 298}{Production:: CLARK ( 1962 ), LOGAN ( 1936 )}
Reporter	Mateik, R.; Albers J.