Lost Bonanza Mine
Past ProducerMicaSurface-UndergroundUSGS MRDS
Location
| State | South Dakota |
| County | Custer |
| Coordinates | 43.79246, -103.60306 |
Commodities
| Primary | Mica |
Mine Details
| Status | Past Producer |
| Type | Surface-Underground |
| Data Source | USGS MRDS |
| Source ID | 10299365 |