 | | 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 |  | | Book | | developed crystals, such as smoky quartz, rock crystal, rutile, titanite and adularia. A special group is represented...is often brought about by rod-like inclusions of rutile growing from the base plane at 120°. As a result...by certain definite laws (eg gypsum, fluorite, rutile, orthoclase, cassiterite and staurolite, Fig. 9)...twinn ing of crystals in gypsum - a, fluorite - b, rutile - c, orthoclase - d, cassiterite - e, and staurolite...graphite (2); calcite (217) - aragonite (221 ); rutile (464) - brookite (353) - anatase (352); quartz | | | Book | | develOped crystals, such as smoky quartz, rock crystal, rutile, titanite and adularia. A special group is represented...is often brought about by rod-like inclusions of rutile growing from the base plane at 120°. As a result...by certain definite laws (eg gypsum, fluorite, rutile, orthoclase, cassiterite and staurolite, Fig. 9)...twinning of crystals in gypsum — a, fluorite — b, rutile — c, orthoclase — d, cassiterite — e, and staurolite...graphite (2); calcite (217) — aragonite (221); rutile (464) — brookite (353) — anatase (352); quartz |
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