Mine detail: Black Bear Mine

Previously called ''

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Location

Lat / long: 37.45432, -121.51822

Resource(M)

Tertiary: Manganese
Discovery year: 1918

Production

Operation type: Surface-Underground
Development status: Prospect

Geology

References

MRDSM020183
MAS60850005
DEP10237614
Reference{Deposit:: CALIF. BULLETIN 152 1950, PAGE 246}{Deposit:: BAILEY E H AND HARDEN D R 1975 USGS MIN RES MAP I-909}
ReporterUnknown