 | Watanabe, Makoto, Nishido, Hirotsugu, Moriwaki, Hisamitsu, Higashimoto, Sadao, Kubota, Yoshinori (1988) K-Ar ages of skarn deposits in the inner zone of southwestern Japan. GEOCHEMICAL JOURNAL, 22 (5) 231-236 doi:10.2343/geochemj.22.231 | Journal (article/letter/editorial) | | Inner Zone of skarn deposits of southwestern Japan MAKOTO WATANABE1, HIROTSUGU NISHID02*, HISAMITSU...Geology Iwakuni Geology Branch, and Mineralogy, Department, Metal Mining Geological and Kuga mine, Hiroshima...Zealand2, Agency of Japan, Iwakuni, Yamaguchi 7403, Survey Hiroshima of Japan, Mikawa-cho, University...Hiroshima Yamaguchi (Received July 2, 1988; Accepted 7304, 740-045, January 30, Japan 1989) Using...skarns, Tottori Prefecture (60.7 ± 3.1, 60.8 ± 1.9 Ma); muscovite from the Kuga and Kiwada scheelite skarns |  | | Journal (article/letter/editorial) | | SATO Geological Surveyof Japan,Yatal>e-Higashi 1-1-3,Tsukuba, Ibaraki305,Japan Abstract The Fujigatanitungsten...throughoriginalfissures which were later filled with quartz veins. Scheeliteprecipitatedin the alterationzonesformedalongthe...skarn and adjacentlimestonewere locallyreplacedby quartz-calciterock (• $0 cm) in the late stage,whenthe...Mo-poor environment. Tunõsten-rich skarn depositsin Japan are divided into two types: a scheelitetype, including...by tungstenmineralization in Japan(Sato, 1977b). TIlE Fujigatani mine is locatedin the Kuga district |  | | Journal (article/letter/editorial) | | Charlottesville] at 12:13 03 August 2012 from Japan Part 4: The University of Tokyo (Wakabayashi)...Figure 1. Map of Japan, by William Besse. 188 ROCKS & MINERALS F or my last “News from Japan” article, I...Petrov to be coauthor. Alfredo regularly travels to Japan for the Osaka and Tokyo mineral shows and to lead...the stifling heat and humidity one wonders if this city was chosen for an international congress on global...rooftop beer gardens, affording nice views of the city and the sunset over the western mountains, are a |  | | Journal (article/letter/editorial) | | J. Japan. Assoc. Min. Petr. Econ. Geol. 82, 353-361, 1987 Fluid inclusion study on the Itaga tungsten...tungsten deposit Ashio district, , Japan YASUHIRO SHIBUE Geoscience Institute,HyogoUniversity of TeacherEducation...TeacherEducation , Yashiro-machi, Kato-gun,Hyogo673-14,Japan Fluid inclusion hydrothermal as study solution...as liquid-rich Vapor-rich and deposit, but quartz, and from to 5.3, 420•K inclusions in tungsten...mineral izations. Among Kaneuchi, other minerals quartz , from 388•K to primary fluid from saline |  | Sasaki, Yuka, Imaoka, Teruyoshi, Nagashima, Mariko, Nakashima, Kazuo, Sonehara, Takafumi, Yagi, Koshi, Itaya, Tetsumaru (2016) The Cretaceous Ofuku Pluton and Its Relation to Mineralization in the Western Akiyoshi Plateau, Yamaguchi Prefecture, Japan. Resource Geology, 66 (2) 85-113 doi:10.1111/rge.12090 | Journal (article/letter/editorial) | | Mineralization in the Western Akiyoshi Plateau, Yamaguchi Prefecture, Japan Yuka SASAKI,1 Teruyoshi IMAOKA,1 Mariko...of Science and Engineering, Yamaguchi University, Yamaguchi 753-8512, Japan, 2Department of Earth and Environmental...Science, Yamagata University, Yamagata 990-8560, Japan, 3Kobe Branch, Hiruzen Institute for Geology and...Ltd., 1-3-28 Hyogocho, Hyogo-ku, Kobe 652-0813, Japan, 4Hiruzen Institute for Geology and Chronology Co...Ltd., 2-5 Nakashima, Naka-ku, Okayama 703-8252, Japan, and 5Research Institute of Natural Sciences, Okayama | | | Journal (article/letter/editorial) | | it is calculated responsible for Fujigatani, Kiwada, and Pressure and temperature calculated are...(1966) made thermodynamic cal calculations. the Japan hydrothermal 10-3.33, reducing Introduction...of the Kaneuchi, Ohtani, Takatori, Fujigatani, Kiwada and Kuga deposits. The abbreviations in parenthe...deposits present solutions. tungsten Kaneuchi, Kiwada, are and considered in the study. Some ...pressures 1.5•}0.2, 1 to (Hut commun.), the Kiwada, 1.1, for estimated study 1981), Shibue pressures |  | | Journal (article/letter/editorial) | | Agesof the Major Tungstenand Molybdenum Deposits in Japan KEN' SI-IIBATA AND SHUNSO ISHIHARA Abstract Th...similarto thoseof the Tungstenprovinceof southwest Japan,K-Ar agesequivalentto thoseof the Molybdenurnprovincehavenot...We collectedmaterials suitable for K-Ar dating quartz veins having "greisen"envelopes.Skarnfrom demonstrativeore...a high magnetitecontent (Ishihara, of southwest Japan. However, some of the so1971b; Kanaya and Ishihara...Akenobe type") and base metal skarn deposits are quartz veinsand somelead-zincdepositsmostlyof also included |  | | Journal (article/letter/editorial) | | fromSomeMiningAreasin Japan SUKUNE TAKENOUCHI AND HIDEKI IMAI Abstract Glassand fluid inclusionsin quartz of rhyolites...rhyolites,porphyries,and granitesfrom mining areas in Japan were investigated. Rhyolites contain various types...igneousrocksand ore deposits. In quartz phenocrysts of rhyolite and porphyry and in quartz grains of pyroclastics...andconsideredto be samplesof the magmaticmelts from which the quartz grains crystallized. If the ore-formingsolutionswere...inclusionsoccasionallyremains transparent and in quartz grains of pyroclastics.Under the even in the samecrystal |  | | Journal (article/letter/editorial) | | DEPOSITS FOUND IN CONTACTMETAMORPHIC AUREOLES IN JAPAN Takeo Watanabe a a Geological Institute, Faculty...DEPOSITS FOUND IN CONTACT-METAMORPHIC AUREOLES IN JAPAN, International Geology Review, 2:11, 946-966, DOI:...DEPOSITS FOUND IN CONTACT-METAMORPHIC AUREOLES IN JAPAN' by Takeo Watanabe' • translated by Kinkiti Musya...the study of ore deposits in the contact zones in Japan 947 Genetic classification of metalliferous deposits...950 950 950 950 Contact metamorphic aureoles in Japan and characteristics of metalliferous deposits in | | | Journal (article/letter/editorial) | | NaCl Fujigatani and 60 wt. solutions %) Kiwada and tungsten YASUHIRO Geoscience Institute...fluid diagrams is and found Homogenization Kiwada tungsten (7 wt. % NaCl that the fluids temperature...consideration of was, for mineralization the Kiwada, has not of Very NaCl tungsten the high...cooling and dilution of hydro diagram temperature quartz the low-temperature been Many fluid inclusion...near-linear and shown well saline mixing mixing Japan Japan bars, behavior as of solution.Introduction |  | | Journal (article/letter/editorial) | | SkarnDepositsin Japan TAKANORI NAKANO, Instituteof Geoscience, Universityof Tsukuba,Ibaraki305, Japan HIDEHIKO...Tokyo113,Japan AND MASAAKI SHIMIZU UniversityMuseum,Universityof Tokyo,Hongo,Tokyo113, Japan Abstract...singleminescale.On the otherhand,skarns from78 oredeposits in Japan revealregionalvariationsin the 87Sr/8aSr ratiorangingfrom0...Introduction 0361-0128/90/1069/794-2253.00 794 JAPAN: SrISOTOPE COMPOSITION OFSKARNS 795 exoskarn,...barren graniticbatholiths(A) anddike rocks(B) like quartz skarnswere studiedin the presentwork. Their lo- | | | Journal (article/letter/editorial) | | J. Japan. Assoc. Min. Petr. Econ. Geol. 74, 357-375, 1979. MINERALOGICAL STUDY ON THE WOLFRAMITE SERIES...SERIES FROM THE CHUGOKU DISTRICT , SOUTHWEST JAPAN (I) RELATIONSHIPS BETWEEN AND LATTICE CHEMICAL ...Science , Hiroshima University, Hiroshima, 730, Japan In the Chugoku the Late around mineralogical...b0, occurrence Fe/Mn natural unit influence mine a0, compositional rare the substitution of...variation together obtained mostly previous quartz district, wolframites Tertiary regional parameters |  | YAMAZAKI, ERIKA, NAKAI, SHUN^|^rsquo;ICH, YOKOYAMA, TETSUYA, ISHIHARA, SHUNSO, TANG, HONGFENG (2013) Tin isotope analysis of cassiterites from Southeastern and Eastern Asia. GEOCHEMICAL JOURNAL, 47 (1) 21-35 doi:10.2343/geochemj.2.0237 | Journal (article/letter/editorial) | | Technology, 2-12-1 Ookayama, Meguro-ku, Tokyo 152-8851, Japan 2 Earthquake Research Institute, The University...Tokyo 113-0032, Japan 3 Geological Survey of Japan, AIST, Tsukuba, Ibaraki 305-8567, Japan 4 Laboratory...variations in Sn in cassiterite from Asian countries (Japan, China, Thailand, and Malaysia), via multicollector...124Sn/120 Sn were observed for cassiterite samples from Japan and China. The isotopic fractionations of all the...Copyright © 2013 by The Geochemical Society of Japan. 21 analysis for cassiterite samples by using |  | Watanabe, Makoto, Nishido, Hirotsugu, Hoshino, Kenichi, Hayasaka, Yasutaka, Imoto, Nobuhiro (1998) Metallogenic epochs in the Inner Zone of southwest Japan. Ore Geology Reviews, 12 (4) 267-288 doi:10.1016/s0169-1368(98)00002-x | Journal (article/letter/editorial) | | Metallogenic epochs in the Inner Zone of southwest Japan Makoto Watanabe a a,) , Hirotsugu Nishido b, Kenichi...Science, Hiroshima UniÕersity, Higashi-Hiroshima 739, Japan b Research Institute of Natural Sciences, Okayama...717-06, Japan c Department of Earth Sciences, Kyoto UniÕersity of Education, Kyoto 612, Japan Received...metallogenic epochs in the Inner Zone of southwestern Japan are classified by considering mainly radiometric...ilmenite — series granitoids occurring in southwestern Japan, eastward younging is also recognized in these mineral |  | | Journal (article/letter/editorial) | | data Applications of hydrothermal to ore in Japan YASUHIRO SHIBUE Geoscience Institute, Yashiro-cho...(Received March 3, 1990; Accepted May Education, Japan 9, 1991) Temperature-chloride mixing diagrams at...data of the Ohe, Toyoha, and Fujigatani-Kiwada deposits in Japan indicates that high temperature and high...Toyoha deposit; 360°C and 7.4 wt% for the Fujigatani Kiwada deposits) mixed with low temperature and low salinity...Toyoha deposit; 250°C and 1.9 wt% for the Fujigatani Kiwada deposits). quist and Henley, 1985; Von Damm, 1988) |  | | Book (volume) | | AND THE LATE QUATERNARY OF JAPAN QE 304 . A14 Geological Survey of Japan 29th IGC Field Trip Guide...ENVIRONMENTAL GEOLOGY AND THE LATE QUATERNARY OF JAPAN Thomas J. Bata Library TRENT UNIVERSITY PETERBOROUGH...ONTARIO Geological Survey of Japan 1-1-3 Higashi, Tsukuba 305, Japan 1992 Vgg^- \f n, 29th IGC...Quaternary 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 |  | | Journal (article/letter/editorial) | | anomaly is thatnordenski61dine is incompatible with quartz,the stable assemblage being cassiterite plus danburite(i...dine-malayaite-danburite-datolite-wollastonite-quartz on schematic diagrams involvingthe chemical potentials...et al., 1974 8. Wollastonite Wol CaSiO• 9. Quartz Qtz sion. 1. Somemineralsnot listedin Table...(Vorma, 1963). Calciboriteis presumablyunstablewith quartz,due to the stability of danburite (CaB204+ SiO2-->...wollastonite(Bourgeois,1887), it is presumably incompatiblewith quartz due to the stabilityof malayaite (CaSnOa+ SiO2--• |  | Takano, Sotaro, Ito, Makoto, Nakano, Takanori, Horikawa, Keiji, Nakamura, Yuzuru, Saito, Takahiro (2004) Sequence-stratigraphic signatures of hemipelagic siltstones in deep-water successions: the Lower Pleistocene Kiwada and Otadai Formations, Boso Peninsula, Japan. Sedimentary Geology, 170 (3) 189-206 doi:10.1016/j.sedgeo.2004.07.002 | Journal (article/letter/editorial) | | successions: the Lower Pleistocene Kiwada and Otadai Formations, Boso Peninsula, Japan Sotaro Takanoa,1, Makoto...Chiba 263-8522, Japan b Department of Earth Sciences, Chiba University, Chiba 263-8522, Japan c Institute...Geoscience, University of Tsukuba, Tsukuba 305-8571, Japan Received 31 July 2003; received in revised form...deep-water successions of the Kiwada and Otadai Formations on the Boso Peninsula, Japan. In the context of an...distinct variation through depositional sequences. The Kiwada Formation is characterized by siltstone-dominated |  | | Book (volume) | | STRATIGRAPHY AND TECTONICS OF JAPAN QE 304 . A14 1992 v. 2 Geological Survey of Japan 1992 Digitized by the...AND TECTONICS OF JAPAN Geological Survey of Japan 1-1-3 Higashi, Tsukuba 305, Japan 1992 e V V 29ih...Tectonics 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) | | Fluids for the Takatori Tungsten-copper Deposit, Japan Yasuhiro SHIBUE, Hitoshi CHIBA*,1, Minoru KUSAKABE*...Education, Yashiro-cho, Kato-gun, Hyogo 673-1494, Japan [e-mail: yshibue@sci.hyogo-u.ac.jp] * Institute...Tottori 682-0193, Japan ** Geological Survey of Japan, Tsukuba, Ibaraki 305-8567, Japan 1 Present address:...Sciences, Okayama University, Okayama 700-8530, Japan Received on December 10, 2003; accepted on May 11...tungsten–copper deposit at Takatori in Ibaraki Prefecture, Japan. Temperatures of the hydrothermal fluids are | | | Report (issue) | | category ........ Estimated cumulative and annual mine production of tungsten contained in ore and concentrate—...also recovered from placer deposits. Most current mine production of tungsten is from vein/ stockwork,...accounted for over three-fourths of the world’s mine production of tungsten. China alone produced about...mines in Brazil and boosted production in Bolivia, Japan, and Spain. In the 1950’s, during and after the...resulted in numerous mine closures (estimated at 85 percent of Western world mine capacity). In some cases |  | | Book | | G - EOLOGICAL OF THE MINERI IN JAPAN AND Hideki Imai t z0 ::a:: 0 0 � I ( CRYSTALS NOT PISTOLS...STUDIES OF THE MINERAL DEPOSITS'( GEOLOGICAL lN JAPAN AND EAST ASIA ,,.. I -I �1n .. o� ;.,. "W...GEOLOGICAL STUDIES OF THE MINERAL DEP OSITS IN JAPAN AND EAST ASIA Hideki Imai UNIVERSITY OF TOKYO PRESS...TOKYO PRESS, 1978 UTP 3044-687 59-5 I 49 Printed in Japan All rights reserved. No part of this publication...During these 40 years, I studied the ore deposits in Japan and East Asia from the geological and mineralogical |  | Yoshioka, Hideyoshi, Mochimaru, Hanako, Sakata, Susumu, Takeda, Hiroshi, Yoshida, Satoshi (2015) Methane production potential of subsurface microbes in Pleistocene sediments from a natural gas field of the dissolved-in-water type, central Japan. Chemical Geology, 419. 92-101 doi:10.1016/j.chemgeo.2015.10.033 | Journal (article/letter/editorial) | | gas field of the dissolved-in-water type, central Japan Hideyoshi Yoshioka a,⁎, Hanako Mochimaru a, Susumu...Geo-Resources and Environment, Geological Survey of Japan, National Institute of Advanced Industrial Science...Technology (AIST), 1-1-1 Higashi, Tsukuba 305-8567, Japan b National Institute of Radiological Sciences, 4-9-1...4-9-1 Anagawa, Inage-ku, Chiba 263-8555, Japan a r t i c l e i n f o Article history: Received 31...field of the dissolved-in-water type in central Japan. Core sediments were collected from 287 to 606 m |  | | Journal (article/letter/editorial) | | deposit in Inner Mongolia, China. In the Huanggang mine, Nos. 1 to 4 Fe ore bodies are arranged along a...distal. Oxygen isotope study on garnet, magnetite, quartz and skarn calcite, as well as hydrogen isotope...kilometers northeast of the Sn Ore Body of the Huanggang mine, has also been studied for comparison, and the results...50 km west of Linxi Town (Fig. 1). The Huanggang mine, operated at present by Inner Mongolia Huanggang...address: Kagoshima University, Kagoshima 8900065, Japan 1 With additional position at Beijing Institute |  | | Journal (article/letter/editorial) | | Tokyo, Japan Abstract Chemical analysis of biotite in representative granitic rocks in Japan shows that...clear genetic relationship to granitic rocks. In Japan, the skarn-type ore deposits have been classified...Uchida, Ohkubo 3-4-1, Shinjuku, Tokyo 169-8555, Japan. Email: weuchida@waseda.jp © 2007 The Authors Journal...granitic rocks in the 15 districts (Fig. 1) of Japan with or without hydrothermal mineralization were...minerals (Hollister et al., 1987). Phlogopite + 2 Quartz + 2 Anorthite = Tschermakite + Orthoclase. 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