Cliff
Past ProducerUndergroundUSGS MRDS
Location
| State | Michigan |
| County | Keweenaw |
| Coordinates | 47.37390, -88.31424 |
Commodities
| Tertiary | Silver, Copper |
Mine Details
| Status | Past Producer |
| Type | Underground |
| First Production | 1847 |
| Discovery Year | 1844 |
| Data Source | USGS MRDS |
| Source ID | 10170511 |