Big Four
UnknownGoldUndergroundUSGS MRDS
Location
| State | California |
| County | Calaveras |
| Coordinates | 38.12741, -120.62851 |
Commodities
| Primary | Gold |
Mine Details
| Status | Unknown |
| Type | Underground |
| Data Source | USGS MRDS |
| Source ID | 10235403 |
| State | California |
| County | Calaveras |
| Coordinates | 38.12741, -120.62851 |
| Primary | Gold |
| Status | Unknown |
| Type | Underground |
| Data Source | USGS MRDS |
| Source ID | 10235403 |