 | | Journal (article/letter/editorial) | | lherzolite xenolith from Oku district, Oki-Dogo Island, Shimane Prefecture, Japan Terumi Ejima*, Masahide...School of Science and Engineering, Shimane University, Matsue 690-8504, Japan ** Geodynamics Research Center...Center, Ehime University, Matsuyama 790-8577, Japan The oxidation state and distribution of Fe in olivine...lherzolite xenolith from the Oku district, Oki-Dogo Islands, Japan, were investigated. A lherzolite xenolith...FeLβ/FeLα-intensity ratios, Mössbauer analysis, Oki-Dogo Island, Lherzolite xenolith, Oxidation state of iron |  | | Journal (article/letter/editorial) | | Cryptoperthites trachyte in fayalite-hedenbergite from Oki-Dogo island, Japan Satoshi NAKANO* and Junji...Faculty of Education, Shiga University, Otsu 520, Japan **Department of Geologyand Mineralogy , Faculty...Science, Niigata University,Ikarashi, Niigata 950-21, Japan Three types of feldspar phenocrysts, mantled feldspars...hand specimen of fayalite-hedenbergite trachyte from Oki-Dogo island in the Sea of Japan. Microscopically... Exsolution, Trachyte, Oki-Dogo from Kaminishi, Saigo Town, Oki-Dogo island. I. Introduction Alkaline |  | | Journal (article/letter/editorial) | | Mantled feldspars in alkali rhyolite from Oki-Dogo island, Japan S. Nakano ~ and K. Suwa 2 1 Department...Shiga University, Japan 2 Laboratory of Earth Science, Nihon Fukushi University, Japan With 6 Figures Received...phenocrysts in alkali rhyolite from Oki-Dogo island in the Sea of Japan show mantled textures with cores...Alkali-Rhyolith yon der Insel Oki-Dogo, Japan Feldspatkristalle in Alkali-Rhyolith vonder Oki-Dogo Insel im Japanischen...observed in alkali volcanic rocks from Oki-Dogo island, Southwest Japan (Nakano, 1992). These mantled feldspars |  | Ejima, Terumi, Osanai, Yasuhito, Akasaka, Masahide, Adachi, Tatsuro, Nakano, Nobuhiko, Kon, Yoshiaki, Ohfuji, Hiroaki, Sereenen, Jargalan (2018) Oxidation States of Fe in Constituent Minerals of a Spinel Lherzolite Xenolith from the Tariat Depression, Mongolia: The Significance of Fe3+ in Olivine. Minerals, 8 (5) 204 doi:10.3390/min8050204 | Journal (article/letter/editorial) | | Shinshu University, 3-1-1, Asahi, Matsumoto 390-8621, Japan Division of Evolution of Earth Environments, Graduate...Cultural Studies, Kyushu University, Fukuoka 810-8560, Japan; osanai@scs.kyushu-u.ac.jp (Y.O.); t-adachi@scs...School of Science and Engineering, Shimane University, Matsue 690-8504, Japan; akasaka@riko.shimane-u.ac.jp...jp Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology (AIST)...(AIST), Tsukuba 305-8567, Japan; yoshiaki-kon@aist.go.jp Geodynamics Research Center, Ehime University, Matsuyama |  | | Journal (article/letter/editorial) | | Rare-Earth Distribution in Alkali Rocks from Oki-Dogo Island, Japan Hiroshi Nagasawa Planetology Branch, Goddard...Gakushuin University, Mejiro, Toshima-ku, Tokyo, Japan* Received January 24, 1973 Abstract. Rare-earth...trachyandesite and five trachytes from Dogo, Oki Islands, Japan and Ca-rich clinopyroxene and feldspar...differentiation history of alkali rocks from Dogo, Oki Islands is discussed by using R E E and alkali earth...in this study were collected from Dogo Island, Oki Islands in Japan Sea and described by Uchimizu (1966) |  | | Journal (article/letter/editorial) | | University, Hiratsu 2-5-1, Otsu, Shiga 520-0862, Japan 2 Department of Geological Sciences, Faculty of...Niigata University, Ikarashi-2, Niigata 950-2181, Japan 3 Department of Geology and Mineralogy, Faculty...Science, Kyoto University, Sakyo, Kyoto 606-8502, Japan 1 ABS TR AC T Contrasting distribution patterns...orientations. Wedge-shaped domains are observed like the Oki-Dozen sample (Nakano, 1994) (Fig. 2 ). Ripple-like...Coldwell sample (Waldron and Parsons, 1992) and the Oki sample (Nakano, 1994), are also seen at the domain |  | | Journal (article/letter/editorial) | | Mantle Xenolith Suite of Bankawa in the Southwest Japan Arc Shoji Arai 1, *, Akihiro Tamura 1 , Makoto Miura...Sciences, Kanazawa University, Kanazawa 920-1192, Japan; aking826@gmail.com (A.T.); makomiu1214@gmail.com...America (GIA) Tokyo Godo Kaisha, Tokyo 110-0016, Japan Saitama Museum of Natural History, Nagatoro 1417-1...Nagatoro-machi, Chichibu-gun, Saitama 369-1305, Japan; ks-cetolith@ruri.waseda.jp Correspondence: ultrasa@staff...(7.5 Ma) from the Bankawa area in the Southwest Japan arc for our better understanding of the forearc |  | | Journal (article/letter/editorial) | | (sometimes with pale, sodium-poor cores), oxide-rimmed fayalite, alkali amphibole, biotite, aenigmatite and a...(corresponding to a total of approximately Liquidus fayalite and hedenbergite from Ilfmaussaq were analysed...partitior c ~effici!ents mineral/rock for llfmaussaq fayalite and hedenbergite. (a) C ~~:ulat,ed with the average...th dyke 42475 (Table 2) as liquid composition. Fayalite a b Hedenbergite a b La Ce (Pr) Nd Sm Eu (Gd)...Ilimaussaq fayalite with 0.28% MgO and hedenbergite with 0.87% MgO (Table 3), and also the two Oki-Dogo ferrohedenbergites |  | Zhang, Chao, Almeev, Renat R., Hughes, Ery C., Borisov, Alexander A., Wolff, Eric P., Höfer, Heidi E., Botcharnikov, Roman E., Koepke, Jürgen (2018) Electron microprobe technique for the determination of iron oxidation state in silicate glasses. American Mineralogist, 103 (9) 1445-1454 doi:10.2138/am-2018-6437 | Journal (article/letter/editorial) | | value of 0.84 ± 0.01 (1σ) corresponding to the fayalite–magnetite–quartz (FMQ) buffer under conditions...lherzolite xenolith from Oku district, Oki-Dogo Island, Shimane Prefecture, Japan. Journal of Mineralogical...Analyzer. Journal of the Mineralogical Society of Japan, 28, 159–166. Klügel, A., Galipp, K., Hoernle, K...and volcanological evolution of La Palma, Canary Islands. Journal of Petrology, 58(6), 1227–1248. Kress |  | | Journal (article/letter/editorial) | | 巻 第 8 号 551–573 ページ，2018 年 8 月 Jour. Geol. Soc. Japan, Vol. 124, No. 8, p. 551–573, August 2018 doi:...Petrologic characteristics of the upper mantle beneath island arcs Abstract 荒井章司＊ 石丸聡子＊＊ Shoji Arai＊ and Satoko...Kanazawa University, Kakuma, Kanazawa 920-1192, Japan 熊本大学大学院先端科学研究部基礎科学部門地 球環境科学分野 Department of Earth...University, 2-39-1 Kurokami, Chuo-ku, Kumamoto 860-8555, Japan Corresponding author: S. Arai, ultrasa@staff.kanazawa-u...the exception of the Noyamadake peridotites, SW Japan arc, which are characterized by high temperatures |  | | Report (chapter) | | between the Khanka Block and the Hida Block in Japan are not supported following a comparison of the...Urals and Kazakhstan in the west to the Sea of Japan in the east, separating the Siberian Craton to the...Southern Kitakami magmatic arc and Hida Block in NW Japan (Natal’in 1993; Şengör & Natal’in 1996). Although...–cordierite gneiss, hypersthene–magnetite and fayalite quartzite, with some biotite –amphibole schist...6 3 10 6 6 6 magmatic arc and Hida Block in NW Japan (Natal’in 1993; Sengör & Natal’in 1996). A major |  | Duchesne, J.C., Roelandts, I., Demaiffe, D., Hertogen, J., Gijbels, R., De Winter, J. (1974) Rare-earth data on monzonoritic rocks related to anorthosites and their bearing on the nature of the parental magma of the anorthositic series. Earth and Planetary Science Letters, 24 (2) 325-335 doi:10.1016/0012-821x(74)90112-5 | Journal (article/letter/editorial) | | lk~.{i Series T h* 10 olei~t~CriQ,, j /~ALBITE FAYALITE ~(~ n 0 J 1000 n n 2000 ~ 3000 , /...(1971)440. 19 R.A. Zielinski and F.A. Frey, Gough Island: evaluation of a fractional crystallization model...255. 39 J.G. Fitton, The generation of magmas in island arcs, Earth Planet. Sci. Lett. 11 (1971) 63. 40...Rare-earth distribution in alkali rocks from Oki-Dogo island, Japan, Contrib. Mineral. Petrol. 39 (1973) 301 |  | | Journal (article/letter/editorial) | | element evaluation of a suite of rocks from Reunion Island, Indian Ocean ROBERT U.S. Geological (Received...revised form 28 October 1974) Abstract-Reunion Island consists of an olivine-basalt shield capped by...syenite and magmas of group 1. INTRODUCTION REUNION Island is in the western Indian Ocean at Sl”lO’S, 55’30’E...rock types related to a common source makes the island a likely spot to study rock petrogenesis. Prom... evaluation of a suite of rocks from Reunion Island, Indian Ocean 715 RE-100. Recent benmoreite |  | | Journal (article/letter/editorial) | | (Fe-olivine in trachyte), (6) MAHOODand HILDRETH,1983 (fayalite in rhyolite), (7) this study (Fe-olivine in trachyte...amphibole, Eu in plagioclase and REE and Ta in fayalite (Table VI). FI’SE generally display significant...these residual variations of d* appear only for fayalite in trachytes. Conversely, in ciinopyroxene and...earth distribution In aikail rocks from Oki Dogo island. Japan. C’ontrih. :&Iineral.Petrol 39, 301-308...for differenciation of MC Murdo volcanics, Ross Island, Antartica. Contrib. Mineral. Petrol. 54, 139-l |  | | Journal (article/letter/editorial) | | titanomagnetite, and apatite. Aenigmatite and fayalite were tentatively identified in comendite flow...Peralkaline acid tendencies in Gran Canaria (Canary Islands). Contrib. Mineral. Petrol. 40, 53-62. BAILEYD...(1968) Geochemistry of the pantellerites of Mayor Island, New Zealand. Contrib. Mineral. Petrol. 17, 116-140...evaluation of fractional crystallization in Bouvet Island lava.%J. Voican. Geotherm. Rex 13, 309-338. MACDONALDR...Rare-earth distribution in alkali rocks from Oki-Dogo Island, Japan. Contrib. Mineral. Petrol. 39, 30 I-308 |  | | Book (volume) | | 326-0538) Japan Kanda Book Trading Co. Tanikawa Building 3-2 Kanda Surugadai Chiyoda-Ku Tokyo 101 Japan (Orders:...hematite—magnetite nickel—nickel oxide quartz—fayalite-magnetite wistite—magnetite Units of pressure...University for diagrams from Mineralogical Journal of Japan; The University of Chicago Press for diagrams from...ultramafic rock, Tenguiwayama, Diatomachi, Iwate Pref. Japan (Onuki 1966). Anthophyllite derived from hypersthene...Anthophyllite, Kjernerud, Norway (Kunitz 1930). Mountains, Japan (Tiba et al. 1970); a 18.56, b 18.08, Anthophyllite-—Gedrite |  | | Report (chapter) | | a primitive alkali olivine basalt from Oki-Dogo Island, Japan (Mg number, 63; ne, 3.40~), under low-fO2...Phase relations in an alkali olivine basalt from Japan (abbreviations as in Figs 2 and 5). (Modified from...showed that the liquid immiscibility field in the fayalite-leucite-silica system was extended to more K-rich |  | | Book | | that potash contents of andesites increase across island arcs. By temperament VI Preface and age I prefer...active continental margin plate boundary ARC island arc plate boundary ATL Atlantic of passive continental...fraction liquid fs wt. fraction solid FMQ fayalite + magnetite + quartz Fo forsterite List of...pigeonitic (PRS) and hypersthenic rock series (HRS) in Japan. The dot-dash line connects compositions from Thingmuli...were three fundamentally different magma series in island arcs: tholeiitic, high-alumina, and alkalic. To |  | | Report (volume) | | TARNEY, J. & JORON, J. L. Geochemistry of ocean island basalts from the South Atlantic: Ascension, Bouvet...lavas and associated granite xenoliths of Ascension Island 269 FITTON, J. G. The Cameroon line, West Africa:...Vestmann Islands of Iceland. Alkaline igneous rocks are found on all the continents and on islands in all...basins such magmatism manifests itself as ocean islands which are sometimes aligned in chains with ages...away from the active centres, as in the Hawaiian islands. In these cases it is possible to relate the magmatism |  | | Journal (issue) | | SUNAGAWA, Kashiwa-cho 3-54-2, Tachikawa, Tokyo, 190 Japan. Japan: DR. R. O. FELIUS, Rijksuniversiteit Utrecht...Gt. Britain Hashimoto, M. (M.Ha.), Japan Hayashi, H. (H.H.), Japan Heathcote, R.C. (R.C.H.), U.S.A. Howie...Hsu, L.C. (L.C.H.), U.S.A. Irifune, T. (T.I.), Japan Lagache, M. (M.L.), France Lindqvist, B. (B.L.)... M.J. (M.O'D.), Gt. Britain Oinuma, K. (K.O.), Japan Riggs, K.A. (K.A.R.), U.S.A. Samson, R.E. (R.E.S...Siegrist, M. (M.S.), U.S.A. Sunagawa, I. (I.S.), Japan Van Tassel, R. (R.V.T.), Belgium Zilczer, J.A. (1 |  | | Book | | Wyoming; in an altered alkaline rock in the Zeerust District, Transvaal; from the Vuorijarvi pluton, U.S.S...shale 2 33 2 beds in the emerald deposits of Muzo District, Colombia. N o w k n o w n from many other localities...deposits in northern Rwanda and in the Kigezi District o f southwestern Uganda (Sahama et al., 1 9 7...quartz-microcline pegmatites in Fukushima s 43 3 Prefecture, Japan, and is believed to form through the alteration...programs sponsored by both the United States and Japan to find meteorites in Antarctica are providing much-needed |  | | Book | | Except for active rifts and some intraoceanic island arcs, which exhibit the highest middle-crust P-wave...crustal xenoliths. Locality North America Nunivak Island, Alaska Central Slave Province, Canada Host Xenolith...1.7 – 1.9 Ga Markwick and Downes (2000) Elovy island, Baltic shield, Russia K MGG, EC, FG, AM 360–380...Craton AB Xinyang, North China craton Penghu Islands, SE China Southeastern China AB FG, IG, MG, MGG...MP MGG AB AB MG MG, MGG, IG, FG Ichinomegata, Japan AND AM Deccan Traps, India K MG Tibetan plateau |  | | Book | | serpentine, magnetite, nickel-bearing sulfides, fayalite, and hedenbergite (Krot et al., 2000d). CR (Renazzo-like)...phyllosilicates, magnetite, nickel-rich sulfides, fayalite (Fa95 – 100), and hedenbergite (Hua and Buseck... Classification of Chondritic Meteorites Figure 14 Fayalite (Fa) content (mol.%) in olivine versus Co content...compositions. These meteorites have generally lower fayalite in olivine (Fa13 – 15), ferrosilite in orthopyroxene...volcanic rocks, and unusual lithic clasts with fayalite þ Ba-rich K-feldspar þ silica þ plagioclase (photograph |
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