Unknown
OccurrenceSilicaUSGS MRDS
Location
| State | California |
| County | Contra Costa |
| Coordinates | 37.94629, -121.88882 |
Commodities
| Primary | Silica |
Mine Details
| Status | Occurrence |
| Data Source | USGS MRDS |
| Source ID | 10029545 |
| State | California |
| County | Contra Costa |
| Coordinates | 37.94629, -121.88882 |
| Primary | Silica |
| Status | Occurrence |
| Data Source | USGS MRDS |
| Source ID | 10029545 |