Caldwell Mine

Past ProducerManganeseSurface-UndergroundUSGS MRDS

Location

StateCalifornia
CountyMariposa
Coordinates37.68022, -120.28629

Commodities

PrimaryManganese
TertiaryCopper, Iron, Phosphorus-Phosphates, Sulfur, Zinc

Mine Details

StatusPast Producer
TypeSurface-Underground
Discovery Year1917
Data SourceUSGS MRDS
Source ID10188131