Unnamed Location
ProspectSilverSurfaceUSGS MRDS
Location
| State | California |
| County | Contra Costa |
| Coordinates | 37.90880, -121.92934 |
Commodities
| Primary | Silver |
Mine Details
| Status | Prospect |
| Type | Surface |
| Data Source | USGS MRDS |
| Source ID | 10138676 |
| State | California |
| County | Contra Costa |
| Coordinates | 37.90880, -121.92934 |
| Primary | Silver |
| Status | Prospect |
| Type | Surface |
| Data Source | USGS MRDS |
| Source ID | 10138676 |