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

MRDSM020001
MAS60010015
DEP10259794
ReferenceBULL 140 P.66
ReporterWestern Field Operations Center (WFOC)