| Lat / long: | 36.95377, 138.85251 |
| Primary: | Sulfur, Iron |
| Tertiary: | Mercury, Antimony, Arsenic, Barium-Barite |
| Ore: | Barite, Cinnabar, Orpiment, Sulfur |
| Gangue: | Opal |
| Operation type: | Unknown |
| Production size: | Yes |
| Development status: | Past Producer |
| MRDS | M053020 |
| DEP | 10040016 |
| Reporter | Roddy, Stephen J. |