Highland Mine
Past ProducerBeryllium, Mica, FeldsparUSGS MRDS
Location
| State | South Dakota |
| County | Custer |
| Coordinates | 43.76635, -103.67863 |
Commodities
| Primary | Beryllium, Mica, Feldspar |
| Secondary | Tantalum |
| Tertiary | Lithium |
Mine Details
| Status | Past Producer |
| First Production | 1907 |
| Data Source | USGS MRDS |
| Source ID | 10055707 |