| Lat / long: | 38.21074, -120.97408 |
| Primary: | Pumice |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Producer |
| MRDS | M005608 |
| DEP | 10028568 |
| Reference | {Deposit:: CALIF.COUNTY REPT.NO.2,P.216 AND PL.D}{Deposit:: IND. WEST FOUNDATION, DIV. II-MINERALS, SEC. D-NONMETALLICS, P. 79} |
| Reporter | Gere, W. |