| Lat / long: | 38.44878, -122.67635 |
| Primary: | Sand and Gravel, Construction |
| Operation type: | Unknown |
| Deposit type: | Sedimentary |
| Production size: | Small |
| Development status: | Past Producer |
| MRDS | W025851 |
| DEP | 10077833 |
| Reference | CALIF. JOUR. MINES & GEO. V.46, NO1, JAN. 1950, PP.109,110 |
| Reporter | Unknown |