| Lat / long: | 34.78443, -119.06287 |
| Primary: | Boron-Borates |
| Tertiary: | Gypsum-Anhydrite |
| Ore: | Colemanite |
| Gangue: | Gypsum |
| Discovery year: | 1899 |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Past Producer |
| Production years: | 1902-1907, 1912-1913 |
| First production started: | 1902 |
| Host type: | Shale,Limestone |
| Associated type: | Basalt |
| Structure: | Extensive Folding And Faulting |
| MRDS | I003008 |
| DEP | 10102219 |
| Reference | {Deposit:: GALE, H.S., 1912, BORATE DEPOSITS IN VENTURA COUNTY, CALIFORNIA: USGS BULL 540, P. 434-456.}{Deposit:: USBLM, 1959, MINERAL RECORD CARD.}{Deposit:: VER PLANCK, W.E., 1956, HISTORY OF BORAX PRODUCTION IN THE UNITED STATES: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 52, NO. 3, P. 273-191.}{Other Database:: CIMRI} |
| Reporter | Orris, Greta J. |