Beryl Mica Lode
Past ProducerFeldsparUSGS MRDS
Location
| State | South Dakota |
| County | Custer |
| Coordinates | 43.63329, -103.55667 |
Commodities
| Primary | Feldspar |
| Secondary | Mica, Beryllium |
Mine Details
| Status | Past Producer |
| First Production | 1920 |
| Data Source | USGS MRDS |
| Source ID | 10104265 |