| Lat / long: | 37.20409, -121.56574 |
| Primary: | Manganese |
| Ore: | Psilomelane |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Producer |
| Host rock: | Franciscan Complex |
| Host type: | Chert |
| MRDS | W025102 |
| DEP | 10077455 |
| Reference | {Deposit:: CALIF. JOUR. MINES AND GEO., V. 50 , NO. 2 , APR. 1954 , P. 415}{Deposit:: D.O.M. BULL. 152 1950 PP. 258 - 262}{Deposit:: CDMG BASIN PLANNING AREA 3 ( 1972 )} |
| Reporter | Killman, K.; Albers, J., Mosier, Dan, Oland, G. P. (Orris, Greta J.), Mason, George |