| Lat / long: | 40.93266, -121.58388 |
| Primary: | Pumice |
| Operation type: | Surface |
| Development status: | Producer |
| MAS | 60890643 |
| DEP | 10140932 |
| Reference | {Deposit:: CALIF. DIV. MINES AND GEOL. SPECIAL PBUL. 103, 1990.}{Deposit:: COMMODITY IS CINDERS USED FOR DECORATIVE ROCK.} |
| Reporter | Lowe, Nathan T. |