Mass Cu Mine
Past ProducerCopperUndergroundUSGS MRDS
Location
| State | Michigan |
| County | Ontonagon |
| Coordinates | 46.76530, -89.09897 |
Commodities
| Primary | Copper |
Mine Details
| Status | Past Producer |
| Type | Underground |
| Data Source | USGS MRDS |
| Source ID | 10243110 |
| State | Michigan |
| County | Ontonagon |
| Coordinates | 46.76530, -89.09897 |
| Primary | Copper |
| Status | Past Producer |
| Type | Underground |
| Data Source | USGS MRDS |
| Source ID | 10243110 |