| Lat / long: | 33.34896, -114.8291 |
| Primary: | Limestone, General |
| Tertiary: | Barium-Barite, Iron, Manganese, Aluminum |
| Other material: | Barite, Calcite, Hematite, Psilomelane, Pyrolusite |
| Discovery year: | 1917 |
| Operation type: | Surface-Underground |
| Development status: | Past Producer |
| First production started: | 1918 |
| MAS | 60250015 |
| DEP | 10235981 |
| Reference | {Deposit:: CALIFL. DIV. MINES BULLETIN 152, 1950, P. 76-77.}{Deposit:: U.S. BUREAU OF MINES RI 5579, 1960, P. 33.}{Deposit:: CALIF. DIV. MINES AND GEOL. COUNTUY REPORT 7, 1977, P. 75.} |
| Reporter | Niemi |