Mine detail: Black Horse Claim

Previously called 'Black Wonder D'

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Location

Lat / long: 37.37302, -121.44772

Resource(M)

Tertiary: Manganese
Discovery year: 1939

Production

Operation type: Surface
Development status: Past Producer

Geology

References

MRDSW025092
MAS60850008
DEP10213928
Reference{Deposit:: MAS LISTING}{Deposit:: BULL.152,PP.247-248,U.S.BUREAU OF MINESR.I. 5254.}
ReporterWestern Field Operations Center (WFOC)