Big Four
ProspectCopperSurface-UndergroundUSGS MRDS
Location
| State | California |
| County | San Bernardino |
| Coordinates | 34.77923, -114.74471 |
Commodities
| Primary | Copper |
Mine Details
| Status | Prospect |
| Type | Surface-Underground |
| Data Source | USGS MRDS |
| Source ID | 10286655 |