Hoffman Copper Mine
Past ProducerUndergroundUSGS MRDS
Location
| State | New Jersey |
| County | Somerset |
| Coordinates | 40.63860, -74.62709 |
Commodities
| Tertiary | Copper |
Mine Details
| Status | Past Producer |
| Type | Underground |
| First Production | 1850 |
| Data Source | USGS MRDS |
| Source ID | 10296191 |