Mine detail: Graves Claims

Previously called 'Ace of Diamonds'

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Location

Lat / long:

37.51271, -121.57882

Resource(M)

Tertiary:	Manganese
Discovery year:	1918

Production

Operation type:	Unknown
Development status:	Past Producer

Geology

References

MRDS	M020001
MAS	60010015
DEP	10259794
Reference	BULL 140 P.66
Reporter	Western Field Operations Center (WFOC)