| Lat / long: | 38.91268, -122.66297 |
| Primary: | Pumice |
| Operation type: | Surface |
| Development status: | Producer |
| MAS | 60330130 |
| DEP | 10139347 |
| Reference | {Deposit:: MINES & MINERAL PRODUCERS ACTIVE IN CA DURING 1980; CDOM&G}{Deposit:: SPECIAL PUBLICATION 58, 1981}{Deposit:: COMMODITY-CINDERS USED FOR DECORATIVE ROCKS IN 1989.}{Deposit:: CALIF. DIV. MINES AND GEOL. SPECIAL PUBLICATION 103, 1990.} |
| Reporter | Lowe, Nathan T. |