Mine detail: Great Expectation Mine

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Location

Lat / long:

37.44962, -121.48042

Resource(M)

Tertiary:	Manganese
Discovery year:	1917

Production

Operation type:	Surface-Underground
Development status:	Prospect

Geology

References

MRDS	M020192
MAS	60850016
DEP	10189470
Reference	CALIF. JOUR. MINES & GEO. V.50,NO.2, APR. 1954, P.414 D.O.M
Reporter	Western Field Operations Center (WFOC)