Mine detail: Harvard Mine Group

Previously called ''

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Location

Lat / long:

37.94631, -120.43767

Resource(M)

Primary:	Gold
Ore:	Gold
Gangue:	Quartz

Production

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

Geology

Host rock:	Cosumnes Formation;Logtown Ridge Formation
Host type:	Slate,Schist,Serpentinite

References

MRDS	W026030
DEP	10077946
Reference	{Deposit:: LOGAN, C.A., 1928 , SACRAMENTO FIELD DIV. TUOLUMNE COUNTY: CDM REPT. 24 , P. 18}{Deposit:: LOGAN, C.A., 1949 , MINES AND MIN. RES. OF TUOLUMNE COUNTY, CAL.: CDM REPT 45 , P. 65}
Reporter	Albers, J.; Tatkin, T.