| deposits hosted in the Iwafune granitoids, Niigata Prefecture, Japan Yuya IZUMINO* and Kazuo NAKASHIMA** **...University, Kojirakawa 1–4–12, Yamagata 990–8560, Japan Department of Earth and Environmental Sciences,...990–8560, Japan Bismuth minerals are described in 10 W–Mo–Sn deposits (Wakikawa, Shintoku, Takane, Shionomachi...Iwafune granitoids, located in the Uetsu region, Niigata Prefecture, Japan. The results are compared with...(magnetite– or ilmenite–series) in Japan (Ishihara, 2008). In particular, the Uetsu region (Fig. 1) located on |
