 | 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) | | Inclusionsfrom Epithermal Au-Ag Vein-Type Deposits in Japan NAOTATSU SHIKAZONO GeologicalInstitute,Facultyof...Science,Universityof Tokyo,Bunkyo-ku,Hongo,Tokyo113, Japan Abstract The assemblageelectrum-sphalerite-pyrite-argentite...the basisof the iron content of sphaleriteand the silver contentof electrumin this assemblage, the prec...contactwith each other. Argentite is the most common silver mineral except in the epithermal Au-Ag deposits...period of mineralizationand is associated with silver mineralsand sulfides,includingsphalerite,chalcopyrite |  | TAKENO, Naoto, SAWAKI, Takayuki, MURAKAMI, Hiroyasu, MIYAKE, Kazuhiro (1999) Fluid Inclusion Study of Skarns in the Maruyama Deposit, the Kamioka Mine, Central Japan. Resource Geology, 49 (4) 233-242 doi:10.1111/j.1751-3928.1999.tb00049.x | Journal (article/letter/editorial) | | the Maruyama Deposit, the Kamioka Mine, Central Japan Naoto TAKENO*, Takayuki SAWAKI*, Hiroyasu MURAKAMI**...minerals in the Maruyama deposit, the Kamioka mine, central Japan were studied. Homogenization temperatures...Introduction The Kamioka mine, the largest Zn-Pb producer of skarn type deposits in Japan, is located northern...northern part of Gifu prefecture and operated by Kamioka Mining and Smelting Company, subsidiary of Mitsui...Mitsui Mining and Smelting Company. The Kamioka mine is composed of three major deposits located in the area |  | | Journal (article/letter/editorial) | | Native Tellurium from Epithermal Gold Deposits in Japan Masataka Nakata1 and Kosei Komuro2 1 Department...Sciences, University of Tsukuba, Tsukuba, Ibaraki, Japan Abstract The chemistry and mode of occurrences...Kobetsuzawa, Mutsu, Kawazu, Suzaki and Iriki in Japan are examined. Mineral assemblages in contact with...association with native tellurium such as Agawa, Date, Takeno, Chugu, Chitose, Sado and Kushikino are estimated...University, 4-1-1 Nukuikita, Koganei, Tokyo 184-8501, Japan. Email: nakata@u-gakugei.ac.jp © 2011 The Authors |  | | Journal (article/letter/editorial) | | geochemical environment of gold vein deposits in Japan N. Shikazono 1 and M. Shimizu 2 1 Geological Institute...Faculty of Science, University of Tokyo, Tokyo 113, Japan 2 Department of Petrology and Mineral Deposits,...University Museum, University of Tokyo, Tokyo 113, Japan Abstract. The chemical composition of native gold...electrum from auriferous vein and gold-silver vein deposits in Japan has been analyzed and summarized. The...at % (auriferous vein) and 30-70 Ag at % (gold-silver vein). Thermochemical calculations suggest that |  | 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 |  | | Report (issue) | | the Hishikari epithermal vein system in Kyushu, Japan .................................... 14 Fig. 4...system. The Sado epithermal vein model (the Takeno deposit, Japan, being a well described example: Soeda and...Watanabe, 1981) is a type chiefly found in Japan, known for silver sulfosalts and tellurides, and usually...areas, including examples from New Zealand and Japan. For the western United States, in contrast to a...Zealand and Japan. Our figures 2 and 3 are drawn from the literature on the Hishikari deposit of Japan, and |  | | Journal (article/letter/editorial) | | Merkur'eva (1) Au? (2) Au, pz, tb, fo, cv Takeno,Japan (1981) Urals, USSR (1976) sv, kn, cd, cv...ws-rd, rd-vu,Te ws, rd, vu, Te Colorado Yokozuru,Japan saturation Cameronand Threadgold (1961) hs,pz...Columbia Bi, Au, tb, at, hs, pz po, apø Tsumo,Japan hs,tb, Bi, Au po, ga,ap, cs,sc, Skarns Darwin...1. The field of hessitc stabilitywith respectto silver-electrumor argentitc definesthe minimumf•2-fs•conditions...argentite-hessite at fs• -- pyrrhotite-pyrite,(7) silver-hessite. The shadedregionincludesminimumfTe•valuesrequiredfor |  | | Journal (article/letter/editorial) | | the the Juji 1 vein, same in A vein, and mine, produced time gave given in in Table that...that of Hishikari of 1.0•} of mineraliza The Japan age of 1.0 according it vein and is to significant...significant in Hokkaido Ohra mines Japan. そ の 資 料 は ま だ 少 な く,断 片 的 で,鉱 1.ま Ma adularia age one...whereas period. a gold-silver as of a K-Ar that mines banding age mine, mineralization as Koryu...occurred present Sanru in width, Koryu gold-silver which nearly in Miocene the of the (Ginguro) |  | | Journal (article/letter/editorial) | | Kyushu, Japan Yuichi Morishita and Naoto Takeno Geological Survey of Japan, AIST, Tsukuba, Japan Abstract...calcite-quartz-adularia veins of central Kyushu, Japan on the basis of oxygen, carbon, and strontium isotope...from ENE to WSW in central Kyushu, Japan (Fig. 1). Morishita and Takeno (1989) first reported the presence...Noya veins have been described by Morishita and Takeno (1993) and by Matsumoto et al. (1993). The Ministry...Geological Survey of Japan, AIST, Central 7, Higashi 1-1-1, Tsukuba 305-8567, Japan. Email: y.morishita@aist |  | MAGLAMBAYAN, Victor B., ISHIYAMA, Daizo, MIZUTA, Toshio, IMAI, Akira, ISHIKAWA, Yohei (1998) Geology, Mineralogy, and Formation Environment of the Disseminated Gold-Silver Telluride Bulawan Deposit, Negros Occidental, Philippines. Resource Geology, 48 (2) 87-104 doi:10.1111/j.1751-3928.1998.tb00009.x | Journal (article/letter/editorial) | | Formation Environment of the Disseminated Gold-Silver Telluride Bulawan Deposit, Negros Occidental, Philippines...and along faults. Mineralization consists of gold-silver telluride ores that are hosted by the carbonate-...Kawazu and Kushikino (Shikazono et al., 1990) and Takeno (Soeda and Watanabe, 1981). This paper characterizes...characterizes the geochemical conditions in which gold-silver tellurides were formed in the Bulawan deposit,...Philippines. 1. Introduction The Bulawan gold-silver telluride deposit in Negros Occidental, Philippines |  | | Journal (article/letter/editorial) | | Study of the Hishikari Deposit, Southern Kyushu, Japan Naotatsu SHIKAZONO, Noriyuki YONEKAWA and Takahumi...Technology, Keio University, Hiyoshi, Yokohama 223-8522, Japan [e-mail: sikazono@applc.keio.ac.jp] Received on...epithermal system associated with gold deposition in Japan has been studied mainly from mineralogical point...portions in the Seigoshi gold mine district of Izu Peninsula, central Japan is epidote-prehnite-K-feldspar-chlorite...hydrothermal alterations in epithermal gold-silver vein-type deposits in Japan and cited that the deposits are associated |  | | Journal (article/letter/editorial) | | epithermal gold metallogenic provinces in Kyushu, Japan Received: 1 November 2004 / Accepted: 15 August...Abstract Kyushu Island, Japan, is located at the junction of the Southwest Japan arc and the Ryukyu arc...There are two major late Cenozoic epithermal gold-silver provinces in Kyushu, which are termed the Northern...sulfidation (HS) examples. The two epithermal gold-silver provinces have evolved differently since about 5...the Philippine Sea plate beneath the Southwest Japan arc caused development of the Hohi graben and arc-related |  | | Journal (article/letter/editorial) | | deposits which are the largest Zn-Pb producer in Japan. In the Mozumi deposit, one of main deposits in...skarn deposits are the largest Zn-Pb producer in Japan, and thus understanding of these three subjects...Sciences, Yamaguchi University, Yamaguchi 753-8512, Japan [e-mail: yas@po.cc.yamaguchi-u.ac.jp] Keywords:...the gneisses mostly Toyama prefectures, central Japan. They consist of the concentrate in 250-210 Ma that...valley between the Tochibora and Maruyama deposits (Takeno and Iiyama, 1983), among others. 215 Clinopyroxene |  | | Report (issue) | | mineral col lector, was born in Kanazawa, Ishikawa Prefecture, on August 30, 1874. Soon after his graduation...at the Arakawa Mine, Akita Prefecture. In 1909, he was promoted to Director of the Mine and held. the...then that of the Director of the Yoshioka Mine, Okayama Prefecture, for about seven years altogether. He...technology in the first half of this century in Japan. He retired from the Advisory Board of the Mitsu...such volumes as " Beiträge zur Mineralogie von. Japan ", Neue Folge I and II (T. Ito, 1937), " Japanese |  | | Book | | been carried out. Epithermal vein-type deposits in Japan have also been well-studied. More than 1,000 papers...on Kuroko and epithermal vein-type deposits in Japan will be summarized in Chapter 1. The descriptions...study epithermal vein-type and Kuroko deposits in Japan. I learned from them an importance of the integration...fluid inclusion studies of vein-type deposits in Japan were especially valid and useful to writing this...Shimizu, K. Takeuchi, E. Uchida, Y. Shibue, N. Takeno, Y. Morishita, M. Tamura, S. Nakashima, H. Kawahata |  | Nagashima, Mariko, Akasaka, Masahide, Morifuku, Yoji (2016) Ore and Skarn Mineralogy of the Yamato Mine, Yamaguchi Prefecture, Japan, with Emphasis on Silver-, Bismuth-, Cobalt-, and Tin-bearing Sulfides. Resource Geology, 66 (1) 37-54 doi:10.1111/rge.12085 | Journal (article/letter/editorial) | | Mineralogy of the Yamato Mine, Yamaguchi Prefecture, Japan, with Emphasis on Silver-, Bismuth-, Cobalt-,...University, Yoshida 1677-1, Yamaguchi 753-8512, Japan, 2Department of Geoscience, Faculty of Science and...Engineering, Shimane University, Matsue 690-8504, Japan, and 3Center for Instrumental Analysis, Yamaguchi...753-8512, Japan Abstract Assemblages and chemical compositions of ore minerals from the Yamato mine, Yamaguchi...Yamaguchi Prefecture, Japan, were investigated in detail to clarify its characteristics as a skarn deposit |  | | Journal (article/letter/editorial) | | system, of the Japan YOJI SEKI Mineral Resources Department, Geological Survey of Japan, Higashi ... 1-1-3, Tsukuba 305, Japan (Received February 3, 1991; Accepted May 29, 1991) The physical and chemical...characteristics of the Oku-aizu geothermal system, northeast Japan, are reviewed, with these data used to construct...in Yanaizu town, Fukushima prefecture, northeast source. The system Japan (Fig. 1 and Table 1). 245...maximum 341'C measured) are the second highest in Japan (after Fushime, a sea-water dominated system). The |  | | Journal (article/letter/editorial) | | waste clay from the Sardes (Salihli) placer gold mine and its utilization in floor-tile manufacture— lker...Asia—V.A. Simonov, I. V. Gaskov, and S.V. Kovyazin Silver-antimony deposits of Central Asia: Physico-chemical...Lawrence F. Allard, and Hiroshi Ohmoto “Invisible” silver and gold in supergene digenite (Cu1.8S)—Martin...Evolution of Cu-Co mineralizing fluids at Nkana mine, Central African Copperbelt, Zambia—Ph. Muchez,...and formation conditions of ore from the Biksizak silver-base-metal occurrence in the South Ural, Russia—O |  | | Journal (article/letter/editorial) | | Zinc-Lead SkarnDepositsof the NakatatsuMine, Central Japan MASAAKISHIMIZUAND J. TOSHIMICHIIIYAMA GeologicalInstitute...Bunkyo-ku,Tokyo113, Japan Abstract Several zoned skarns are found in the Nakatatsu mine, which consistsof...Izumi village,Fukui Prefecture, about 90 km north-northwest of Na- goya, central Japan(Fig. 1). Four productivezinclead...The largestof thesedepositsoccursin the Nakatatsu mine. In the Nakatatsuarea (Fig. 2), folded and faulted...high-anglethrustfaultson boththe northand mine reports,totalproductionof the mine duringthe southsides(Wakabayashiand |  | | Journal (article/letter/editorial) | | Fig. 3A). Compilation of reliable analysesof gold-silver tellurides confirmsthe unquenchabilityof both 14...phaserule after coolingto roomtem- reactionof pure silver with either pure tellurium or perature. The recognition...te(Ag- fugacitiesof the gaseousspecies.For the silver-hesBiTes; Shimada et al., 1981), unnamed AgaBiTe2...method (Bartonand Toulmin, 1964) the reactionbetween silver dissolvedin electrum and hessitc, XH•Te is the...coexistingwith hessirein the Takeno mine, in the Green Tuff region, Japan,and noted that petzite and argentireare |  | Moriyama, Takeru, Miyawaki, Ritsuro, Yokoyama, Kazumi, Matsubara, Satoshi, Hirano, Hideo, Murakami, Hiroyasu, Watanabe, Yasushi (2011) Wakefieldite-(Nd), a New Neodymium Vanadate Mineral in the Arase Stratiform Ferromanganese Deposit, Kochi Prefecture, Japan. Resource Geology, 61 (1) 101-110 doi:10.1111/j.1751-3928.2010.00151.x | Journal (article/letter/editorial) | | Stratiform Ferromanganese Deposit, Kochi Prefecture, Japan Takeru Moriyama,1 Ritsuro Miyawaki,2 Kazumi...Nature and Science, Hyakunin-cho, Shinjuku, Tokyo, Japan Abstract Wakefieldite-(Nd), NdVO4, is a new mineral...stratiform ferromanganese deposit in Kochi Prefecture, Shikoku Island, Japan. It is the Nd-dominant analogue of...REE-enriched ferromanganese ore. Keywords: Arase, Japan, rare earth, stratiform ferromanganese deposit,...ferromanganese ores within accretionary complexes in Japan commonly have 900–2260 ppm of total rare earth elements |  | | Journal (article/letter/editorial) | | at the Agawa Prospect in Yamaguchi Prefecture, Southwestern Japan Ryuya SATO,1 Osao SAWAI2 and Yasushi...Yamaguchi, Japan Abstract Agawa gold prospect, located in Yamaguchi Prefecture, southwestern Japan, is a...distribution of the metallic deposits in the southwestern Japan arc show that transition from ilmenite-series to...Late Cretaceous to Paleogene. Keywords: Agawa, Japan, gold, Cretaceous, hydrothermal, illite. 1. Introduction...in the northern part of the Yamaguchi Prefecture, southwest Japan (Fig. 1). Exploration and mining began |  | | Journal (article/letter/editorial) | | sourced from a derelict zinc–lead–copper–silver–tungsten mine were examined for their bulk elemental composition...[galena (PbS), pyrite (FeS2)], which vary from mine to mine (Lottermoser, 2002; Piatak et al., 2004; Ströbele...small overhangs and/or under cobbles. Many types of mine waste, particularly water, waste rock, and tailings...examined for their environmental impacts including acid mine drainage, mobility of toxic metals, formation of...Morrison and Gulson, 2007). Soil, sediment, and mine waste have been characterised in many locations |  | | Journal (article/letter/editorial) | | Hiroshima University, Higashi Hiroshima 739-8526, Japan Received on August 19, 2004; accepted on August...annual production figures in thousands of tons are: Japan 800–1000; South Korea 350–500; USA 800–850; India...Rudniy Altai; 13 – Bika (Sikhote-Alin); 14~17 – Japan: 14 – Aiti, 15 – Mitsuishi, Hiroshima, 16 – Nagasaki...Newfoundland Caledonia. The Foxtrap pyrophyllite mine in Canada has been operated since 1956, and produces...New Zealand, Korea, Japan, Vietnam, Georgia and Azerbaijan. 2.3.1. Japan: In Japan, pyrophyllite raw material |
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