| Lat / long: | 37.51935, -122.26326 |
| Primary: | Stone, Crushed/Broken |
| Operation type: | Unknown |
| Production size: | Yes |
| Development status: | Producer |
| MRDS | W025036 |
| DEP | 10077417 |
| Reference | {Deposit:: CALIF. JOUR. MINES & GEO. V. 51, NO.4, OCT. 1955, P.454; REPORT 17}{Deposit:: OF STATE MINERALOGIST 1920, P.177; REPORT 25, 1929, P.257.} |
| Reporter | Unknown |