Mine detail: *onnor Ranch Mine

Previously called 'Mt. Bishop Mine'

<< Back to the map

Location

Lat / long: 35.29857, -120.72457

Resource(M)

Tertiary: Manganese
Discovery year: 1917

Production

Operation type: Surface-Underground
Development status: Past Producer

Geology

References

MRDSM020164
MAS60790018
DEP10189283
Reference{Deposit:: CALIF. DIV. MINES BULLETIN 152, 1950, P. 235-236.}{Deposit:: U.S. BUREAU OF MINES RI 5579, 1960, P. 45.}
ReporterRidenour, James