Keystone Lode
OccurrenceMica, Beryllium, LithiumUSGS MRDS
Location
| State | South Dakota |
| County | Custer |
| Coordinates | 43.74190, -103.70168 |
Commodities
| Primary | Mica, Beryllium, Lithium |
Mine Details
| Status | Occurrence |
| Data Source | USGS MRDS |
| Source ID | 10055768 |
| State | South Dakota |
| County | Custer |
| Coordinates | 43.74190, -103.70168 |
| Primary | Mica, Beryllium, Lithium |
| Status | Occurrence |
| Data Source | USGS MRDS |
| Source ID | 10055768 |