Unnamed Location
Past ProducerCalciumSurfaceUSGS MRDS
Location
| State | California |
| County | Contra Costa |
| Coordinates | 37.93210, -121.85134 |
Commodities
| Primary | Calcium |
Mine Details
| Status | Past Producer |
| Type | Surface |
| Data Source | USGS MRDS |
| Source ID | 10162595 |
| State | California |
| County | Contra Costa |
| Coordinates | 37.93210, -121.85134 |
| Primary | Calcium |
| Status | Past Producer |
| Type | Surface |
| Data Source | USGS MRDS |
| Source ID | 10162595 |