Washington Mine
ProspectCopperUndergroundUSGS MRDS
Location
| State | Michigan |
| County | Keweenaw |
| Coordinates | 47.43694, -88.00086 |
Commodities
| Primary | Copper |
Mine Details
| Status | Prospect |
| Type | Underground |
| Deposit Type | Fissure Copper Veins |
| First Production | 1854 |
| Last Production | 1901 |
| Data Source | USGS MRDS |
| Source ID | 10310103 |