Mine detail: Big Rock

Previously called ''

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Location

Lat / long: 40.64956, -123.45306

Resource(M)

Tertiary: Manganese

Production

Operation type: Unknown
Production size: None
Development status: Occurrence

Geology

Host type:Chert

References

MRDSM020301
DEP10095209
Reference{Deposit:: D.O.M. BULL. 152 1950 PP. 306 - 307}{Deposit:: D.O.M. BULL. 125 1943 P. 195}
ReporterKillman, K.; Albers, J.