Hoffmans Quarry
Past ProducerUSGS MRDS
Location
| State | Pennsylvania |
| County | Philadelphia |
| Coordinates | 40.01671, -75.08291 |
Commodities
| Tertiary | Tungsten |
Mine Details
| Status | Past Producer |
| Data Source | USGS MRDS |
| Source ID | 10299404 |
| State | Pennsylvania |
| County | Philadelphia |
| Coordinates | 40.01671, -75.08291 |
| Tertiary | Tungsten |
| Status | Past Producer |
| Data Source | USGS MRDS |
| Source ID | 10299404 |