| Lat / long: | 43.99836, 142.20682 |
| Primary: | Iridium, Osmium |
| Secondary: | Platinum, Palladium, Rhodium, Ruthenium |
| Ore: | Iridosmine |
| Orebody form: | STREAM GRAVELS |
| Operation type: | Unknown |
| Deposit type: | Placer |
| Production size: | Small |
| Development status: | Producer |
| MRDS | M046040 |
| DEP | 10038634 |
| Reference | METALLIC AND NON-METALLIC MINERAL DEPOSITS OF HAKKAIDO: JAPAN GEOLOGICAL SURVEY, P. 58-59, PLATE |
| Reporter | King, Bi-Shia |