Mine detail: Jumpoff Claims

Previously called ''

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Location

Lat / long: 39.80766, -122.998

Resource(M)

Tertiary: Manganese
Discovery year: 1918

Production

Operation type: Underground
Development status: Prospect

Geology

References

MRDSM009976
MAS60450044
DEP10116239
ReferenceCALIF JOUR MINES AND GEOL V49 NO4 OCT 1953 P387
ReporterWestern Field Operations Center (WFOC)