| Location: | Contra Costa County, California, United States, North America |
| Lat / long: | 37.9368, -122.40495 |
| dep_id: | 10114545 |
| mas_id: | 60130117 |
| Commodity type: | nonmetallic |
| Major mineral: | Stone, Crushed/Broken |
| Trace mineral: | Sand and Gravel, Construction |
| Operation type: | Surface |
| Development status: | Producer |
| Reporter: | Lowe, Nathan T. |
| References: |
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