Big Tom Mine
Past ProducerFeldsparSurface-UndergroundUSGS MRDS
Location
| State | South Dakota |
| County | Custer |
| Coordinates | 43.70466, -103.69697 |
Commodities
| Primary | Feldspar |
| Tertiary | Beryllium, Mica |
Mine Details
| Status | Past Producer |
| Type | Surface-Underground |
| Data Source | USGS MRDS |
| Source ID | 10299063 |