| Lat / long: | 38.50849, -122.43996 |
| Primary: | Perlite |
| Operation type: | Unknown |
| Development status: | Occurrence |
| MAS | 60550081 |
| DEP | 10115607 |
| Reference | {Deposit:: CALIF. JOUR. V. 44, NO. 2, APR. 1948, P. 171 BULL. 149, 1949}{Deposit:: LOC. ALSO IN SECS. 33-34&35} |
| Reporter | Western Field Operations Center (WFOC) |