Lat / long: | 33.36646, -114.7711 |
Tertiary: | Manganese |
Other material: | Psilomelane |
Discovery year: | 1953 |
Operation type: | Surface-Underground |
Development status: | Past Producer |
First production started: | 1954 |
MAS | 60250018 |
DEP | 10138998 |
Reference | {Deposit:: U.S. BUREAU OF MINES RI 5579, 1960, P. 33.}{Deposit:: SO. PACIFIC COMPANY, 1964, MINERALD FOR INDUSTRY, V. III,}{Deposit:: SOUTHERN CALIFORNIA, P. 139.}{Deposit:: CALIF. DIV. MINES AND GEOL. COUNTY REPORT 7, 1977, P. 75.} |
Reporter | Deino, Al |