Mine detail: Moore Creek Prospect

Previously called 'Manganese Ridge Prospect'

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Location

Lat / long: 38.53909, -122.40776

Resource(M)

Tertiary: Manganese
Discovery year: 1918

Production

Operation type: Surface-Underground
Development status: Past Producer

Geology

References

MAS60550007
DEP10285929
Reference{Deposit:: CALIF BULL 125 1943 P 145; CALIF BULL 76 1918 P 51}{Deposit:: PRODUCTION 150 TO 999 TONS; AVERAGE GRADE WAS 44 % MANGANESE}{Deposit:: SILICA}
ReporterWestern Field Operations Center (WFOC)