| Lat / long: | 38.40878, -122.62023 |
| Primary: | Stone, Crushed/Broken |
| Operation type: | Unknown |
| Deposit type: | Sedimentary |
| Production size: | Yes |
| Development status: | Producer |
| MRDS | W025855 |
| DEP | 10077836 |
| Reference | CALIF. JOUR. MINES & GEO. V.46, NO1, JAN. 1950, P.135 |
| Reporter | Unknown |