Isoferroplatinum from Kamikawa Subprefecture, Hokkaidō Prefecture, Japan
Japan | |
| Urashima et al (1982) Reports of the Faculty of Science, Kagoshima University, 31, 129-140. |
| Excalibur Mineral Co. specimens and analyses. |
Japan | |
| Urashima et al (1982) Reports of the Faculty of Science, Kagoshima University, 31, 129-140. |
| Excalibur Mineral Co. specimens and analyses. |
Horokanai placer, Uryugawa, Uryu District, Kamikawa Subprefecture, Hokkaidō Prefecture, Japan