Unnamed Location
Past ProducerSilica, Sand and Gravel, ConstructionUSGS MRDS
Location
| State | California |
| County | Contra Costa |
| Coordinates | 37.95018, -121.88798 |
Commodities
| Primary | Silica, Sand and Gravel, Construction |
Mine Details
| Status | Past Producer |
| Deposit Type | Sedimentary |
| Data Source | USGS MRDS |
| Source ID | 10076503 |