| Lat / long: | 39.61269, -117.37816 |
| Primary: | Manganese |
| Gangue: | Pyrolusite |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Past Producer |
| Host type: | Mudstone,Shale,Chert |
| MRDS | M233803 |
| DEP | 10045911 |
| Reference | SMITH/BENTZ, FIELD EXAMINATION, NBMG, 198 |
| Reporter | Martin, Paul (Tingley, J.V.) |