 | | Journal (article/letter/editorial) | | 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,...University, Kojirakawa 1–4–12, Yamagata 990–8560, Japan Bismuth minerals are described in 10 W–Mo–Sn deposits...(Wakikawa, Shintoku, Takane, Shionomachi, Juseki, Nabekura, Nogeyama, Kanamaru, Kanzeon, and Daitoku) in...Iwafune granitoids, located in the Uetsu region, Niigata Prefecture, Japan. The results are compared with |  | | Journal (article/letter/editorial) | | oxidized and reduced granitoids from the Uetsu region, NE Japan Yuya Izumino 1 & Teruyuki Maruoka 2 & Kazuo...three types of granitoids from the Uetsu region, northeast Japan is investigated. Electron microprobe...granitoids. For example, native bismuth and bismuthinite are abundant and Bi sulfosalts are rare in the...and trace amounts of native bismuth (Bi0) and bismuthinite are found in the highest fS2 and fO2 mineralized...Wasada granodiorite (I- type, magnetite-series). Bismuthinite is a major Bi mineral, and native bismuth and |
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