| Lat / long: | 38.50766, -122.32847 |
| Primary: | Perlite |
| Operation type: | Unknown |
| Production size: | None |
| Development status: | Occurrence |
| MRDS | M010750 |
| DEP | 10031638 |
| Reference | {Deposit:: CALIF. JOUR. V. 44, NO. 2, APRIL 1948, P. 171}{Deposit:: BULL. 149, 1949, P. 94} |
| Reporter | Gere, W. |