| Lat / long: | 38.96878, -122.77778 |
| Primary: | Stone, Crushed/Broken |
| Tertiary: | Volcanic Materials |
| Operation type: | Surface |
| Development status: | Producer |
| MAS | 60330265 |
| DEP | 10260422 |
| Reference | CALIF. DIV. MINES AND GEOL. ACTIVE MINES DATABASE (1991). |
| Reporter | Ridenour, James |