 | ISHIYAMA, DAIZO, MATSUEDA, HIROHARU, MATSUBAYA, OSAMU (1990) Copper-lead-zinc mineralization at the Hayakawa and Shakako deposits, Jokoku-Katsuraoka mining area, southwestern Hokkaido, Japan. Journal of Mineralogy, Petrology and Economic Geology, 85 (7) 341-353 doi:10.2465/ganko.85.341 | Journal (article/letter/editorial) | | mineralization at of isotopic the data 060, Hayakawa 010, of and and College, ore quartz and...mil) Hayakawa a subvolcanic for copper- the and of Hayakawa of ore and Pb-Zn Hayakawa quartz...quartz calculated ƒÂ18O that of Sb for The Hayakawa suggest fluids values mil. The the from ...bodies, from quartz galena-sphalerite-bearing Japan Japan Chalcopyrite-pyrite-tetrahedrite-galena-sphalerite-bearing...halerite-bearing veins) 010, Science, Japan individual for Akita , Faculty , Mining paper MATSUBAYA*** |  | | Journal (article/letter/editorial) | | 6-10-1 Hakozaki, Higashi-ku, Fukuoka 812-8581, Japan [e-mail: imai@mine.kyushu-u.ac.jp] Received on February...deposits (Harukayama, Muineyama, Hishikari) in Japan. The F contents of the halogen-rich phlogopite range...deposit, hydrothermal ore deposit, volcanic rocks, Japan eastern Honshu). In addition, Horinouchi and Horikoshi...Horikoshi (1990) and Horikoshi and Hayakawa (1991) reported that phlogopite (F contents > 3 wt%) occurs...with native sulfur deposits in central Honshu, Japan. Horikoshi (1990) reported that the hydrothermal |  | | Journal (article/letter/editorial) | | WALL THE ALTERATION BASALT AKITA HANGING MINE , PREFECTURE SHOITSU Central Research Laboratory, OF...assemblage and texture of ores from the Furutobe Mine. In this paper the author describes an experimental... AND ORE-DEPOSITS The Furutobe Mine is situated near the Ainai Mine (Takeuchi, Nanbu, 1949, 1950) in...region of the Inner Zone of northeastern Japan. In the present district, the Miocene formations of Neogene...corresponds to the Tobe formation of Northeast Japan, * Manuscript received, April 18, 1969. 210 |  | | Journal (article/letter/editorial) | | Implication for the Absence of Porphyry Cu Deposits in Japan Yasushi WATANABE, Ryuya SATO* and Adi SULAKSONO...Sciences, Mining Museum of Akita University, Akita, Japan Abstract The role of potassic alteration and associated...the potential of porphyry Cu mineralization in Japan. The reactions between the aqueous magmatic–hydrothermal...concentrations of Ca2+ leached by the fluids from igneous plagioclase and hornblende. These reactions resulted in an...Cretaceous–Paleogene Southwestern Japan arc and late Miocene Northeast Japan arc, potassic alteration represented |  | AOI, Yusuke, FUKUSHI, Keisuke, ITONO, Taeko, KITADAI, Norio, KASHIWAYA, Kenji, YAMADA, Hirohisa, HATTA, Tamao, MANPUKU, Yuzo (2013) Distribution and mineralogy of radioactive Cs in reservoir sediment contaminated by the Fukushima nuclear accident. Journal of Mineralogical and Petrological Sciences, 109 (1) 23-27 doi:10.2465/jmps.130620c | Journal (article/letter/editorial) | | University, Kakuma-machi, Kanazawa, Ishikawa 920-1192, Japan **Institute of Nature and Environmental Technology...University, Kakuma-machi, Kanazawa, Ishikawa 920-1192, Japan ***Earth-Life Science Institute, Tokyo Institute...2-12-1E-1, Ookayama, Meguro-ku, Tokyo, 152-8550, Japan † Environmental Remediation Materials Unit, National...Science 1-1 Namiki, Tsukuba, Ibaraki 305-0044, Japan ‡ Japan International Research Center for Agricultural...Sciences 1-1 Owashi, Tsukuba, Ibaraki 305-8686, Japan This study investigated the distribution and mineralogy | | | Journal (article/letter/editorial) | | NAKAMURA School Shinjuku, of Education, Tokyo, Japan and Eiji School of Social Science, ISHII...University, Shinjuku, Tokyo, Japan ABSTRACT Ferrierite and mine in that as is described spherical...position in was aggregates vitreous this rare by Japan, mineral propylite. a very 191.8 Hokkaido,...of the mercury deposits in the Itomuka mine, Hokkaido, Japan. In the previous paper by Ishii (1956),...Scaini, 1967; Wise, Nokleberg & Kokinos, 1969; Hayakawa & Suzuki, 1970), and some recent publications |  | | Report (chapter) | | 2015 Recent manganese oxide deposits in Hokkaido, Japan HIROYUKI MIURA 1 & YU HARIYA 2 xDepartment of...060, Sapporo, Japan 2 Hokkaido Institute of Technology, 006, Teine-ku, Sapporo, Japan Abstract: Recent...Hokkaido, Japan have been studied. There are many active hot-springs in the volcanic zones in Japan and stable...manganese deposits in Hokkaido, the northern island of Japan, most of which are of sedimentary origin (Yoshimura...deposits and volcanic zones in Japan There are many active volcanoes in Japan, which occur in several volcanic | | | Journal (article/letter/editorial) | | J. Japan. Assoc. Min. Petr. Econ. Geol. 80, 49-54, 1985 Accretionary lapilli formed by the eruption...of Science,Kagoshima University,Kagoshima 890, Japan Accretionary lapilli were formed by the eruption...Gillerman, 1958; Peck, 1960; Moore and Peck, 1962; Hayakawa, 1983; and many others), but their mineralogical...erupted lus commonly contains volcanic glass, plagioclase, hypersthene, augite and rock fragments from...ash, Sept. 17, 1982; 4, ash, May 24, 1982. P1=plagioclase, Cr= cristobalite, G=gypsum. Fig. 6. Scanning | | | Journal (article/letter/editorial) | | J. Japan. Assoc. Min, Petr. Econ. Geol. 67, 410-417, 1972 A Rb-Sr GEOCHRONOLOGICAL STUDY OF PORPHYRIES...PORPHYRIES IN THE KAMIOKA MINING DISTRICT, CENTRAL JAPAN TATSUYA SEKI Department of Geology and Mineralogy,... Faculty of Science, Kyoto University, Kyoto, Japan 1. INTRODUCTION Rubidium-strontium isochron study...et al., 1968; Chrismas et al., 1969). The Kamioka mine at the southwestern part of the Hida metamorphic...etc.. Some porphyries intrude into this mining district and are thought to be closely related to the ore |  | | Book (volume) | | AND GEOTHERMAL FIELDS OF JAPAN QE 304 . A14 1992 v.4 Geological Survey of Japan 1992 Digitized by the...GEOTHERMAL FIELDS OF JAPAN Geological Survey of Japan 1-1-3 Higashi, Tsukuba 305, Japan 1992 15^1 ^ 29th...Geothermal Fields of Japan Editors: Hirokazu Kato and Harufumi Noro Geological Survey of Japan 1-1-3 Higashi...Higashi, Tsukuba 305, Japan Technical Editors Technical Reviewer: Hirokazu Hase, Hirokazu Kato, Yoshihiro...Survey of Japan 1-1-3 Higashi, Tsukuba 305, Japan Copyright Holder: Geological Survey of Japan 1992 Printed |  | | Journal (article/letter/editorial) | | magma processes in the Inagawa pluton, Ryoke belt, Japan Motohiro Tsuboi* Department of Chemistry, School...University, 2-1 Gakuen, Sanda, Hyogo, 669-1337, Japan Received 11 May 2004; received in revised form 23...in the extensive Inagawa pluton of southwestern Japan reveals the spatial distribution of initial Sr /...proportion of the continental crust in southwestern Japan. The batholith consists of several plutons with...Cretaceous Ryoke metamorphic belt, southwestern Japan. This paper is focused on a part of this large batholith |  | | Journal (article/letter/editorial) | | Zoning of the Yunokuchi Pumice, Akagi Volcano, Japan SUSUMU UMINO1,∗ AND ATSUSHI HORIO2 1 DEPARTMENT...SHIZUOKA 422, JAPAN 2 DIA CONSULTANT CO. LTD, IKEBUKURO 3-1-2, TOSHIMA, TOKYO 171, JAPAN RECEIVED AUGUST...deposit (Yunokuchi Pumice) from Akagi Volcano, Japan, permits reconstruction of the subvolcanic magma...are correlatable with hypersthene cores. Most plagioclase phenocrysts have a uniform calcic core enclosed...location at Mizunuma is shown as AK-1. Akagi volcano, Japan, based on the stratigraphic variations in the chemical |  | | Book (volume) | | Field Trip Guide Book Vol. 6 MINERAL DEPOSITS OF JAPAN AND THE PHILIPPINES r QE 304 . A14 1992 v.6 The...Field Trip Guide Book Vol. 6 MINERAL DEPOSITS OF JAPAN AND THE PHILIPPINES The Society of Resource Geology...Tokyo 107, Japan 1992 29th IGC FIELD TRIP GUIDEBOOK Volume 6 : Mineral Deposits of Japan and the Philippines...building 9-6-41 Akasaka, Minato-ku, Tokyo 107, Japan Technical Editors Technical Reviewer: Editorial...Harufumi Noro Geological Survey of Japan 1-1-3 Higashi, Tsukuba 305, Japan Copyright Holder: The Society | | | Journal (article/letter/editorial) | | Jour. Japan. Assoc. Min. Pet. Econ. Geol., Vol.47, Mag, 1962 PETROGRAPHY FROM IWATE AND PETROCHEMISTRY...PETROCHEMISTRY VOLCANO, KOSUKE OF THE NORTHEASTERN ROCKS JAPAN ONUMA Institute of Mineralogy, Petrology and Economic...about 24km. north-west of Morioka, north eastern Japan and rasises about 2040m. above the sea level. Little...hypersthene volcano in 1719, covering Lava plagioclase more (An (a) 95-78) structure in is length...essentially of observed. The groundmass plagioclase, amount are Fs euhedral minerals. than twinning |  | Saito, Satoshi, Arima, Makoto, Nakajima, Takashi, Tani, Kenichiro, Miyazaki, Takashi, Senda, Ryoko, Chang, Qing, Takahashi, Toshiro, Hirahara, Yuka, Kimura, Jun-Ichi (2012) Petrogenesis of the Kaikomagatake granitoid pluton in the Izu Collision Zone, central Japan: implications for transformation of juvenile oceanic arc into mature continental crust. Contributions to Mineralogy and Petrology, 163 (4) 611-629 doi:10.1007/s00410-011-0689-1 | Journal (article/letter/editorial) | | granitoid pluton in the Izu Collision Zone, central Japan: implications for transformation of juvenile oceanic...Kimura Institute for Research on Earth Evolution, Japan Agency for Marine-Earth Science and Technology,...2-15 Natsushima-Cho, Yokosuka, Kanagawa 237-0061, Japan show well-defined chemical trends. The trends can...fractionation model involving the removal of plagioclase, biotite, hornblende, quartz, apatite, and zircon...457-4 Motoyama, Kamigamo, Kita-ku, Kyoto 603-8047, Japan e-mail: saitotetsu@chikyu.ac.jp Keywords Kaikomagatake | | | Journal (article/letter/editorial) | | J. Japan. Assoc. Min. P etr. Econ. Geol. 71, 157-176, 1976 CONTACT METAMORPHIC AUREOLE AROUND THE KAIKOMA-HOO...MOUNTAINS, CENTRAL JAPAN* MAKOTO YUASA Marine Geology Department, Geological Survey of Japan , 135 Hisamoto-cho...Hisamoto-cho, Tahatsu-ku, Kawasaki, Japan The contact-metamorphosed Mesozoic rocks of the Shimanto Belt at...of sphene and tourmaline. Detrital quartz and plagioclase occur embedded in recrystallized white mica and...fine-grained white mica commonly occurs in detrital plagioclase. Quartz and albite also occur as the segregation |  | Ishizuka, Osamu, Taylor, Rex N., Geshi, Nobuo, Oikawa, Teruki, Kawanabe, Yoshihisa, Ogitsu, Itaru (2015) Progressive mixed-magma recharging of Izu-Oshima volcano, Japan: A guide to magma chamber volume. Earth and Planetary Science Letters, 430. 19-29 doi:10.1016/j.epsl.2015.08.004 | Journal (article/letter/editorial) | | Progressive mixed-magma recharging of Izu-Oshima volcano, Japan: A guide to magma chamber volume Osamu Ishizuka...Survey of Japan, AIST, Central 7, 1-1-1, Higashi, Tsukuba, Ibaraki, 305-8567, Japan Japan Agency for...2-15 Natsushima, Yokosuka, Kanagawa, 237-0061, Japan c University of Southampton, National Oceanography...Center, 3-5-1 Inagekaigan, Mihama, Chiba, 261-0005, Japan b a r t i c l e i n f o Article history: Received...Geological Survey of Japan, AIST, Central 7, 1-1-1, Higashi, Tsukuba, Ibaraki, 305-8567, Japan. E-mail address: |  | | Journal (article/letter/editorial) | | Magma Mixing: 1983 Eruption at Miyakejima Volcano, Japan TAKESHI KURITANI*, TETSUYA YOKOYAMA, KATSURA KOBAYASHI... OKAYAMA UNIVERSITY, MISASA, TOTTORI 682-0193, JAPAN RECEIVED AUGUST 20, 2002; ACCEPTED APRIL 15, 2003...volcano, which is one of the most active volcanoes in Japan. The whole-rock compositional trends of the eruptive...of samples on the main trends. Anorthite-rich plagioclase phenocrysts, present throughout the 1983 products...volcanic island located about 200 km south of Tokyo, Japan (Fig. 1a). Quaternary tholeiitic basalt and andesite |  | | Journal (article/letter/editorial) | | the high T/P Ryoke metamorphic belt, southwest Japan: constraints from CHIME monazite ages of gneisses...School of Science, Nagoya University, Nagoya 464–01, Japan (email: suzuki@eps.nagoya-u.ac.jp) A B S TR A C...high T /P metamorphic belt developed in southwest Japan as one of the circum-Pacific orogenic belts. The...unmetamorphosed equivalent, the Mino terrane in Southwest Japan, together with the distribution of the Hida terrane...the major terranes in the Inner Zone of southwest Japan (see Fig. 1). The sedimentary complex is made up |  | Yoshida, Kohki, Iba, Yasuhiro, Taki, Shuichi, Sugawara, Masaru, Tsugane, Tatsuro, Hikida, Yoshinori (2010) Deposition of serpentine-bearing conglomerate and its implications for Early Cretaceous tectonics in northern Japan. Sedimentary Geology, 232 (1) 1-14 doi:10.1016/j.sedgeo.2010.09.002 | Journal (article/letter/editorial) | | implications for Early Cretaceous tectonics in northern Japan Kohki Yoshida a,⁎, Yasuhiro Iba b, Shuichi Taki...Shinshu University, 3-1-1 Asahi, Matsumoto 390-8621, Japan Department of Geology and Paleontology, The National...Tokyo 169-0073, Japan Fuji Consul. Ltd., 3-12-1 Nagoya, Nishi-ku, Nagoya 451-0052, Japan d Graduate School...390-8621, Japan e Nakagawa Museum of Natural History, 28-9 Aza-Yasukawa, Nakagawa 098-2626, Japan b c a...forearc basin sediments in the northern part of Japan supports large tectonic movement in the forearc |  | Matsuo, Sadao, Kusakabe, Minoru, Niwano, Mariko, Hirano, Tomio, Oki, Yasue (1985) Origin of thermal waters from the Hakone geothermal system, Japan. GEOCHEMICAL JOURNAL, 19 (1) 27-44 doi:10.2343/geochemj.19.27 | Journal (article/letter/editorial) | | waters geothermal from system, the Hakone Japan SADAO MATSUOI, MINORU KUSAKABE2, MARIKO NIWAN03...Kanagawa Pref., Hakone-Yumoto 997, Kanagawa 250-034, Japan (Received June 18, 1984 : In the water, Hakone...along the deep valleys dissected by the rivers Hayakawa and Sukumogawa. The Hakone caldera with dimensions...t' .....• Nb 600 r KOMAGAKAKEAt Zone Zone %Hayakawa. III •j Q Steam Lake ^ Ashinoko w 723 V ~•...634SSO4 analyses mal waters (numbered by Kanagawa Prefecture). were made on C02 and S02 gases respectively |  | | Journal (article/letter/editorial) | | amph•bohteand hornblend•te M•nes referred to in report Mine D•am•ct•te dark-gray gramte-hke metased•mentary...analyses2 and 7) and are keratophyres.In some rocks,plagioclase phenocrysts originallymore calcic than albite...observedcutting mineralized metavolcanicrocks in the Corer mine may common major mineral constituents;biotite, hornhave...the Chopawamsic.Where found, it consists Mineral district. Someschistscould originally have of metavolcanic...rysts (q) haveundulatory extinction.Albitic plagioclase phenocrysts (pl) are cloudedwith very fine grainedinclusions |  | | Journal (article/letter/editorial) | | orthopyroxenite xenolith from Takashima, Southwest Japan: silica enrichment of the mantle by evolved alkali...Takashima, Southwest Japan. Orthopyroxenite veinlets, some of which contain plagioclase at the center, also...Kanazawa University, Kakuma-machi, Kanazawa 920-1192, Japan e-mail: ultrasa@kenroku.kanazawa-u.ac.jp pyroxenites...by alkali basalt erupted at Takashima, Southwest Japan. We present their detailed petrological and geochemical...xenoliths from Takashima, Japan Takashima, located at northern Kyushu, Southwest Japan (Fig. 1), is one of |  | | Book | | IN SEDIMENTOLOGY 26 CLAYS AND CLAY MINERALS OF JAPAN FURTHER TITLES IN THIS SERIES VOLUMES 1 , 2 ...IN SEDIMENTOLOGY 26 CLAYS AND CLAY MINERALS OF JAPAN Edited by TOSHIQ SUDQ Emeritus Professor, Tokyo...Geoscience, University of Tsukuba, Ibaragi Pref. 300-31, Japan 1978 KODANSHA LTD. Tokyo ELSEVIER SCIENTIF PUBLISHING...under t i t l e : Clays and c l a y minerals of Japan. (Developments i n sedimentology ; 26) (Kodansha...Bibliography: p. Includes index. 1. Clay--Japan. 2. Clay minerals--Japan. I. SudO, Toshio, 191111. Shimcda, |  | | Journal (article/letter/editorial) | | 560-0043, Japan SPring-8/Japan Synchrotron Radiation Research Institute, Mikazuki, Hyogo Prefecture, 679-5198...679-5198 Japan 3 Geological Survey of Japan/National Institute of Advanced Industrial Science and Technology...Technology, Tsukuba, 305-8567 Japan 4 Department of Complexity Science and Engineering, Graduate School of...Tokyo, Kashiwanoha 5-1-5, Kashiwa, Chiba 277-8561, Japan 2 ABSTRACT A quantitative relation between the...microtomographic system at BL20B2 of SPring-8, Japan. This system, called SP-μCT, uses highly monochromatized |
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