| Lat / long: | 43.09838, 142.09851 |
| Primary: | Iridium, Osmium |
| Secondary: | Ruthenium, Palladium, Rhodium, Gold, Platinum |
| Ore: | Iridosmine |
| Orebody form: | STREAM GRAVELS |
| Operation type: | Unknown |
| Deposit type: | Placer |
| Production size: | Small |
| Development status: | Producer |
| MRDS | M046042 |
| DEP | 10106879 |
| Reference | METALLIC AND NON-METALLIC MINERAL DEPOSITS OF HOKKAIDO: JAPAN GEOLOGICAL SURVEY, P. 58-59, PLATE I |
| Reporter | King, Bi-Shia |