Blackstone
UnknownGoldUndergroundUSGS MRDS
Location
| State | California |
| County | Calaveras |
| Coordinates | 38.38571, -120.57601 |
Commodities
| Primary | Gold |
| Tertiary | Silver |
Mine Details
| Status | Unknown |
| Type | Underground |
| Data Source | USGS MRDS |
| Source ID | 10114142 |
| State | California |
| County | Calaveras |
| Coordinates | 38.38571, -120.57601 |
| Primary | Gold |
| Tertiary | Silver |
| Status | Unknown |
| Type | Underground |
| Data Source | USGS MRDS |
| Source ID | 10114142 |