Holyoke Silver Mine
ProspectSilverUndergroundUSGS MRDS
Location
| State | Michigan |
| County | Marquette |
| Coordinates | 46.58778, -87.63780 |
Commodities
| Primary | Silver |
| Secondary | Gold |
| Tertiary | Cadmium |
Mine Details
| Status | Prospect |
| Type | Underground |
| First Production | 1864 |
| Last Production | 1868 |
| Data Source | USGS MRDS |
| Source ID | 10310184 |