| Lat / long: | 41.81764, -120.33856 |
| Primary: | Perlite |
| Operation type: | Unknown |
| Production size: | None |
| Development status: | Occurrence |
| MRDS | M010159 |
| DEP | 10092365 |
| Reference | CALIF. JOUR. VOL. 44, NO. 4, OCT. 1948, P. 35 |
| Reporter | Gere, W., Li, Zhiping (Peters, S.) |