Mine detail: Big Stony Creek Rockridge

Previously called ''

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Location

Lat / long: 39.38154, -122.60691

Resource(M)

Tertiary: Manganese
Ore: Psilomelane

Production

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

Geology

References

MRDSM007140
DEP10095080
Reference{Deposit:: D.O.M. BULL. 152 1950 P. 56}{Deposit:: D.O.M. BULL. 125 1943 P. 113}{Deposit:: CALIF V. 48 , NO. 1 , P. 50}{Deposit:: CALIF. V. 39 , NO. 4 , P. 557}
ReporterGere, W., Killman, K.; Albers, J.