Mine detail: Caldwell Mine

Previously called 'Daly'

<< Back to the map

Location

Lat / long: 37.68022, -120.28629

Resource(B)

Primary: Manganese
Tertiary: Copper, Iron, Phosphorus-Phosphates, Sulfur, Zinc
Discovery year: 1917

Production

Operation type: Surface-Underground
Development status: Past Producer

Geology

References

MRDSM009256
MAS60430001
DEP10188131
Reference{Deposit:: CALIF JOUR OF MINES GEOLOGY V 53 NOS 1,2; JAN-APRIL 1957}{Deposit:: PP 191 324 PL 41 DOM BULL 152 1950 PP 106-108}{Deposit:: ALSO SEC 14}
ReporterMcmahan