Clark & Sons
ProspectClayUSGS MRDS
Location
| State | California |
| County | Contra Costa |
| Coordinates | 37.90630, -122.05434 |
Commodities
| Primary | Clay |
Mine Details
| Status | Prospect |
| Data Source | USGS MRDS |
| Source ID | 10187332 |
| State | California |
| County | Contra Costa |
| Coordinates | 37.90630, -122.05434 |
| Primary | Clay |
| Status | Prospect |
| Data Source | USGS MRDS |
| Source ID | 10187332 |