| Lat / long: | 37.6849, -122.49577 |
| Primary: | Gypsum-Anhydrite |
| Operation type: | Unknown |
| Deposit type: | Sedimentary |
| Production size: | Yes |
| Development status: | Producer |
| MRDS | W025072 |
| DEP | 10077440 |
| Reference | CALIF. JOUR. MINES & GEO. V. 35, NO.3, JULY, 1939, P.342 |
| Reporter | Unknown |