San Ramon Nos. 1, 2, 3, & 4

Past ProducerCopperUndergroundUSGS MRDS

Location

StateCalifornia
CountySan Luis Obispo
Coordinates35.43327, -120.78158

Commodities

PrimaryCopper
TertiaryGold

Mine Details

StatusPast Producer
TypeUnderground
Data SourceUSGS MRDS
Source ID10141060