Calumet And Hecla Conglomerate Lode

Past ProducerCopperUndergroundUSGS MRDS

Location

StateMichigan
CountyHoughton
Coordinates47.24583, -88.45005

Commodities

PrimaryCopper

Mine Details

StatusPast Producer
TypeUnderground
First Production1865
Last Production1968
Discovery Year1864
Data SourceUSGS MRDS
Source ID10082604