Mine detail: Levensaler and Speir Prospect

Previously called ''

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Location

Lat / long: 39.57877, -122.53528

Resource(M)

Tertiary: Manganese
Discovery year: 1917

Production

Operation type: Unknown
Development status: Past Producer

Geology

References

MRDSM008645
MAS60210009
DEP10163186
Reference{Deposit:: USGS CRIB}{Deposit:: SEE CARD FOR SECS. 4,6,24 19N 3W}
ReporterWestern Field Operations Center (WFOC)