 | | Journal (article/letter/editorial) | | from the Ohori Base Metal Deposit, Yamagata Prefecture, NE Japan: Implications for Bi-metallogenesis in the...Environmental Sciences, Yamagata University, Yamagata, Japan Abstract The Ohori deposit, one of the base metal...metal deposits in the Green-Tuff region, NE Japan, is composed of two types of mineralization; a skarn-type...lillianite–gustavite solid solution series (phases Z and X), cosalite, neyite, felbertalite, krupkaite and Bi-bearing...Sciences, Yamagata University, Yamagata 990-8560, Japan. Email: nakashi@sci.kj.yamagata-u.ac.jp © 2010 The |  | | Journal (article/letter/editorial) | | compositions and crystal structures comparable to cosalite, kobellite, and bismuthian robinsonire, respectively...Others have no distinct natural counterparts. The cosalite-likephase(C) when synthesizedhasa compositionof...20)•Ss and is stable to 715ø q- 5øC. No Sb-free cosalite was observedin the system. Kobellite, on the other...remain significantly in question. Among them, cosalite and kobellite have special problems. Y1-YF•-K•...investigated with special reference to the synthesis of cosalite and the problem of kobellite. Experimental Procedures |  | IZUMINO, Yuya, NAKASHIMA, Kazuo, NAGASHIMA, Mariko (2014) Cuprobismutite group minerals (cuprobismutite, hodrušhite, kupčíkite and padĕraite), other Bi–sulfosalts and Bi–tellurides from the Obari mine, Yamagata Prefecture, Japan. Journal of Mineralogical and Petrological Sciences, 109 (4) 177-190 doi:10.2465/jmps.140129 | Journal (article/letter/editorial) | | Bi–sulfosalts and Bi–tellurides from the Obari mine, Yamagata Prefecture, Japan Yuya IZUMINO*, Kazuo NAKASHIMA** and...University, Kojirakawa 1–4–12, Yamagata 990–8560, Japan Department of Earth and Environmental Sciences,...University, Kojirakawa 1–4–12, Yamagata 990–8560, Japan *** Graduate School of Science and Engineering,...753–8512, Japan Cuprobismutite group minerals have been discovered for the first time in Japan from the...the Obari mine, Yamagata Prefecture. Furthermore, many kinds of Bi–sulfosalts and Bi–tellurides have been |  | | Journal (article/letter/editorial) | | 57, PP. 527-530 Sb-cosalite from Dunjeon Gold Mine, Taebaeg City, Korea COSALITE is the most common of...Nowacki, 1974; and Trdlicka et al., 1973). However, cosalite of this composition has not been synthesized in...galenobismutite + Sb-cosalite. When x = 0.25, resultant phases are lillianite + Sb-cosalite + kobellite. A...characterized by X-ray powder diffraction to be an Sb-cosalite. Cell dimensions measured are a = 19.05 _~, b...b = 24.07 •, and c = 4.04 A,. Such an Sb-cosalite was found for the first time in nature, in the Dunjeon |  | | Journal (article/letter/editorial) | | lengths (440-700 nm) in erals from Agenosawa mine, Akita Prefecture, northair and in oil parallel to and...and normal to (00'I ) ; in air paraleastern Japan. ^ici. Rep. Tohoku (Jnits.,Ser. 3, 12, 69-88' lel to...Drysdall, Director, Geological Pltase Z occurs with cosalite and galena. Probe analysis Survey Department of...7 = 1.715. Laue and oscillation study showed the mine,ral to be monoclinic or triclinic, a 19.22, b ll...hydrous silicate mineral from Ohmi, Niigata Prefecture, central Japan. Mineral. ./. (Tokyo), 7, 298-301. Teoero |  | | Journal (article/letter/editorial) | | analysis. The phases identified are: heyrovskyite, cosalite (Moaralm, Sedl, and Wiesbachrinne in the Habach...composition Pb:.86_2.91Bi2.o8_2ATAgo.o4-o.os$6, and cosalite, Pbl.ma.o4 BiL92-2.o:Ago.a2-0.o6CUoal-O.lsSs 9The...phases, such as, bismuthinite, galenobismutite-cosalite, "rezbanyite", emplectite and native bismuth....disseminated ore minerals, such as native gold, "cosalite", native bismuth, bismuthinite, tetradymitepyrrhotite...contents ("Glaserz"), show the Bi-bearing assemblage: cosalite, galenobismutite, tetradymite, native bismuth |  | | Journal (article/letter/editorial) | | associated with the Wasada granodiorite, Yamagata Prefecture, Japan 五十公野 裕也(Yuya IZUMINO) 中島 和夫(Kazuo NAKASHIMA)...granodiorite, located in the Tsuruoka district, Yamagata Prefecture, Japan. We examined Biminerals from the...Honko and Obiro mines. PbBiS minerals such as cosalite occur and are intergrown with galena in the CuBiPbZn...of SW Japan. Keywords: Bi minerals, Wasada granodiorite, Kuromori mine, Hongo mine, Obari mine, Yakuwa...Yakuwa mine, Honko mine, Asahi mine, Obiro mine I. はじめに 久和，本庫，朝日，大広鉱山(Fig. 1)のビスマスを伴う鉱 石を検討し，各鉱床のビスマス鉱物の産状および化学組成 |  | | Book (edition) | | Morocco; (center, left) wulfenite, San Francisco mine, Sonora, Mexico; (center) ameihyst, Veracruz, Mexico;...rnodochrosite, N’Chwaning mine, South Africa; (lower left, center) wulfenite, Red Cloud mine, Arizona; (lower...Pe Wr * se vat © C6 tad GAa Snive Sr Certain Mine (ax agry wh Oe ee — SS 4 eae wid Bharce ©...ye ty a ara id (ean ® “1 le hI AAP : oo A Mine seh Ranier “i i : lever vei ekealps ; cet ...coating fractures in sandstone at the Fuemrol No. 2 mine, Temple Mountain, Emery County, Utah; also sparsely | | | Book (edition) | | Morocco; (center, left) wulfen ite San Francisco mine, Sonora, Mexico; (center) amethyst, Veracruz, Mexico;...Mountains, Utah; (lower le ft) rhodochrosite, N'Chwaning mine, Sou th A frica; {lower left, center) wulfenite...coating fractures in sandstone at the Fuemrol No. 2 mine, Temple Mountain, Emery County, Utah; also sparsely...Silver Plume district, and at the Little Emma mine, Clear Creek County; at the Enterprise mine, Dolores County;...lode, Summit County, and in the Cripple Creek district. It is also found in Canada; Mexico; Bolivia; |  | | Report (volume) | | the rock salt slab . Other Pb sulfosalts such as cosalite , Pb Bi2S5 (Weitz and Hellner , 1960 ) , ramdohrite...one of which resembles 6 ° 14 the structure of cosalite , Pb Bi2S3, and the other jamesonite , FePb, Sb69;...to the nature of the domain : The sites in the cosalite region contain primarily Bi , those in the jamesonite...Ohmasa , and N. Morimoto ( 1965 ) . Mineral . J. Japan 4 , 275 . W- 33 1958 , 1961 ; Sadanaga and Sueno... Pb3B1206 (Takagi and Takéuchi , 1972 ) , and cosalite , Pb2Bi2's (Weitz and Hellner , 1960 ) , provide |
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