| Lat / long: | 37.69742, -120.29019 |
| Tertiary: | Manganese |
| Discovery year: | 1942 |
| Operation type: | Surface |
| Development status: | Prospect |
| MRDS | M009253 |
| MAS | 60430004 |
| DEP | 10115011 |
| Reference | {Deposit:: CALIF. JOUR. MINES , GEOLOGY, V.53NOS. 1&2; JAN.-APRIL, 1957}{Deposit:: D.O.M. BULL. 152, 1950, P. 110}{Deposit:: LOCATION:ON THE ROBIE RANCH 0.8 MIW OF GRANITE SPRINGS SCHOO}{Deposit:: 7 MI WEST OF COLTERVILLE VIA HWY132} |
| Reporter | Western Field Operations Center (WFOC) |