 | | Journal (article/letter/editorial) | | AIST, Central 7, Higashi 1-1-1, Tsukuba 305-8567, Japan [e-mail: s-ishihara@aist.go.jp] * Department of...739-8526, Japan ** Institute for Geo-resources and Environment, Geological Survey of Japan, AIST Central...Central 7, Higashi 1-1-1, Tsukuba 305-8567, Japan Received on April 9, 2006; accepted on July 29, 2006 Abstract:...vary from a few ppm (e.g., Kosaka mine) to more than 300 ppm (Toyoha mine). The amount of indium in all the...types. The largest one is Toyoha mine (4,700 tons In) and the Ashio mine (ca. 1,200 tons In) was found to |  | | Journal (article/letter/editorial) | | Plutonic Rocks From Japan Ken Shibata and Shunso Ishihara Geological Surveyof Japan, Higashi 1-1-3, Yatabe-cho...Yatabe-cho, Tsukuba-gun, Ibaraki, Japan Abstract. Initial STSr/S6Sr rations were determined for more than...than 80 plutonic rocks in Japan, The STSr/ S6Sr ratios of gabbroic and granitic rocks show no significant...are low (< 0.706) in Northeast Japan but high (< 0.706) in Southwest Japan, the boundary being the Tanakura...Tectonic Line. Within Southwest Japan, the ratios are low along the Japan Sea side of the southernmost area |  | | Journal (issue) | | Chalcopyrih, Cornwall. In large xis. w. tarnish, and xld. Quartz. 3 x 2 • . 5.00 Cakih, Harz:. Xld., in part colored... . .... ... ... . 15.00 Tellurium, Railroad Boy Mine, Colo. In small distinct xis. in rock. 2 x l 1/4...xis. coated with Chalcopyrite, w. xld. Galena on Quartz. 4 x 3 x 3 . Another "old timer" ..... . . ......5.00 Cookeite, Maine. Pink xld. aggregates w . Quartz and Lepidolite. 3 x 2½ 2.50 Cronstedtite, Kisbanya... .. . 7.50 Pollucite, Maine. Xlline. with some Quartz. 3 x 2 ............... . 2.00 Chiolih, Greenland |  | | Journal (article/letter/editorial) | | clearlydemonstrated in the Inner Zoneof southwestern Japan. The Cu- and Zn-Pb-richbeltsare recognizedin the...vein-type deposits in the Inner Zoneof southwestern Japan. This suggests that the precipitation of basemetalsin...of pyrometasomatic (skarn) depositsare known in Japan. They are related geneticallyto acidicand inter...out during the past 31 years, 1941-1971, from each mine were calculated usingunpublishedAnnual Reportsof...which have profeaturesof pyrometasomatic depositsin Japan are ducedlarge amountsof metals, the calculatedmetal |  | | Journal (article/letter/editorial) | | Characteristics of SkarnDepositsandRelated Acid Magmatismin Japan HIDEHIKO SHIMAZAKI Abstract Most Japanese skarn...Cretaceousor Miocene age. The granitic rocks in Japan have been subdividedinto a magnetite-bearingand...with various oxidation states. Introduction Sanyo-Naegibelt, Middle to Late Cretaceous;the IN the...graniticrocks, tiary; the outer zone of southwestern Japan, Miocene; papersby Ishiharaand his colleagues are...bulk chemicalcompositionexcept for ferric/ferrous Japan. As shownin the figure, eachgranitic belt ratios |  | | Journal (article/letter/editorial) | | Fractionated Ilmenite-series Granites in Southwest Japan: Source Magma for REE-Sn-W Mineralizations Shunso...MURAKAMI Geological Survey of Japan, AIST, Central 7, Tsukuba 305-8567, Japan [e-mail: s-ishihara@aist.go...low-temperature I-type, from the middle zone of the Sanyo ilmenite-series granitic terrane were studied chemically...The concentration of HREE, Y, Nb and Ta in these Sanyo Belt leucogranites is principally controlled by...Islands, large pegmatite deposits with K-feldspar and quartz ore reserve on the order of 106 tons occur in the |  | | 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...oxidation factors the that relatively the Sanyo- iron. the All the manganese Sasaki (1960) |  | | Journal (article/letter/editorial) | | Magnetite-series and Ilmenite-series Granitoids in Japan Shunso ISHIHARA1 and Takeru MORIYAMA2 1 National...Central 7, AIST, Tsukuba, Japan, and 2Toyota Tsusho Corporation, Nagoya, Japan Abstract Apatites of representative...across the Inner Zone batholith of the islands of Japan were studied in the 1970s. Czamanske et al. (1981)...granitoids of the Cretaceous to Paleogene granitoids in Japan, and the results were given briefly in Ishihara and...of SW Japan. From the ilmenite-series granitoid terranes, four samples are taken from the Sanyo Belt and |  | | Journal (article/letter/editorial) | | Science and Engineering, Shimane University, Matsue, Japan Abstract Ion adsorption rare earth element (REE)...their constituent minerals in the southwestern Japan arc of Cretaceous to Paleogene age. The compilation...Sanin (oxidized), Sanyo (reduced) and Ryoke (reduced) belts in the southwestern Japan arc indicates that:...this trend is not clear in the granitoids in the Sanyo belt and LREEs rather increase in the Ryoke granitoids;...in the Sanin belt but enrich significantly in the Sanyo and Ryoke belts with fractionation. Analytical results |  | | Journal (article/letter/editorial) | | magnetite-series ilmenite-series granitoids in Japan SHUNSO ISHIHARAI and SHIGERU TERASHIMA2 Government...983' and Geological Survey of Japan, Higashi 1-1-3, Tsukuba, 3052, Japan (Received March 23, 1989; Accepted...from the Ryoke Belt, Sanyo Belt, Sanin Belt, Hidaka Belt, Outer Zone of Southwest Japan and Green Tuff Belt...four ilmenite-series (Ryoke, Sanyo, Hidaka and Outer Zone of Southwest Japan) granitic ter ranes. The total...average, Table 1). . Massive granitoids of the Sanyo Belt are much higher in the total carbon content |  | | Journal (article/letter/editorial) | | 706-716 "Residual" Iron-SandDepositsof Southwest Japan AKIO TSUSUE AND SHUNSO ISHIHARA Abstract Four...œromsouth to north, as the Outer Zone, the Ryoke, Sanyo-Naegi, and Sanin-Shirakawabelts. Iron-titanium oxides...granitic rocks in the Outer Zone, Ryoke belt, and Sanyo-Naegi belt. Magnetite, magnetite intergrown with...specificdistricts within the Usv. of iron in ancient Japan predatesthe 7th to 8th centuries. The iron was producedfrom...iron-sanddepositsare known in various parts of Japan,the Sanin district,on the JapanSea sideof southwestJapan |  | 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...Geological and Kuga mine, Hiroshima 7301, University of Otago, New Zealand2, Agency of Japan, Iwakuni, Yamaguchi...Yamaguchi 7403, Survey Hiroshima of Japan, Mikawa-cho, University, Hiroshima Yamaguchi (Received...1988; Accepted 7304, 740-045, January 30, Japan 1989) Using K-Ar method, five ages were measured...hornblende from the Ushirodani Cu-Zn skarns, Tottori Prefecture (60.7 ± 3.1, 60.8 ± 1.9 Ma); muscovite from the |  | 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) | | Granite, Central Japan Shunso Ishihara Geological Survey of Japan, AIST, Tsukuba, Ibaraki, Japan Abstract...of I-type Naegi granite in the non-metamorphic Sanyo Belt are enriched in Hf, Y, REE, Th and U along...bodies, including the Naegi granite, along the Sanyo ilmeniteseries granitic belt (Fig. 1), which contains...abundant pegmatite lenses and some dikes with dark quartz crystals. These pegmatites are often radioactive...Naegi village, Gigu Prefecture, or Hagatalite from Hagata village, Ehime Prefecture; and the REE- and P-rich |  | | Journal (article/letter/editorial) | | Kyoto, on the southern end of Lake Biwa, in Shiga Prefecture (fig. 3). It is part of a large area of eroded...pegmatite districts in Japan, along with the Hirukawa area in Gifu Prefecture and the Fukushima district...district, Ishikawa Prefecture (Nambu 1970). Tanakami is probably most noteworthy for its production of fine...Museum est official history Harvard University of Japan). Thus, Cambridge, Massachusetts 02138 the pronunciation...location of the Biwa Caldera. Figure 3 (left). Map of Japan, prepared by William Besse. from tani-kami, 谷上 |  | | Journal (article/letter/editorial) | | the composition of the wolframite series from SW Japan and possible factors controlling compositional variations...of Science, Yamagata University, Yamagata 990, Japan 2 Institute of Geology and Mineralogy, Faculty of...of Science, Hiroshima University, Hiroshima 730, Japan Abstract. The regional and local variations in the...magnetite-series granitoids in the Inner Zone of SW Japan were investigated using X-ray diffraction and microprobe... while, as exemplified by the Kaneuchi mine, Kyoto Prefecture, the wallrock chemistry and pH of ore fluids |  | | Journal (article/letter/editorial) | | and Clay Sediment on Granitic Rocks in the Sanyo Belt, SW Japan and the Southern Jiangxi Province, China...Environment, AIST, Tsukuba, Japan, 2Geological Survey of Japan, AIST, Tsukuba, Japan Abstract Rare earth...clay sediments on biotite granites in the Sanyo belt, SW Japan, that is, Okayama, Tanakami, and Naegi areas...of the profile, whereas kaolinite and residual quartz and K-feldspar increase. The weathered crusts of...of possible secondary LREE-bearing minerals. In Japan it was found that REE mineralization occurs not |  | | Journal (article/letter/editorial) | | Ishihara Geological Survey of Japan, AIST Central 7, Tsukuba, 305-8567 Japan Received 13 December 2005;...regions. Miocene plutonic rocks in the back-arc of Japan could be a root zone for such volcanism but are...Kuril trench, those of the northeast Japan arc 300 km from the Japan trench, those of the Izu–Mariana arc...at 59% in the northeast (NE) Japan arc, whereas in the southwest (SW) Japan arc, where the arc is the most...the Japanese Islands (complied from Geol. Surv. Japan, 1992). Broken line, depth contour of the upper |  | | Journal (article/letter/editorial) | | tandfonline.com/loi/tigr20 THE GEOLOGICAL SOCIETY OF JAPAN, ABSTRACTS OF PAPERS READ BEFORE THE 65TH GENERAL...this article: (1960) THE GEOLOGICAL SOCIETY OF JAPAN, ABSTRACTS OF PAPERS READ BEFORE THE 65TH GENERAL...June 2016, At: 11:12 THE GEOLOGICAL SOCIETY OF JAPAN, ABSTRACTS OF PAPERS READ BEFORE THE 65TH GENERAL...features of the Middle-Upper Neogene system of Japan (by Nobuo IKEBE) Downloaded by [University of Florida]...MIDDLE AND UPPER NEOGENE SYSTEM OF JAPAN' II. LATE MESOZOIC OF JAPAN 1) The Neogene tectonic movement |  | | Journal (article/letter/editorial) | | major Mo and W mineralised region of Southwest Japan, indicated that many molybdenites recorded in W...were absent in many of tungsten deposits in the Sanyo Province; thus an obvious paired zoning, Mo in the...host granites must be different. Granitoids of the Sanyo W Province were studied in 1970, and their modal...indicated almost no opaque minerals in those from the Sanyo W Province, in contrast to abundant opaques in the...Jurassic to Palaeogene age occur in the Sikhote Alin, Japan and Taiwan. The Palaeozoic Altay-Ergun, Tianshan-Hinggan |  | | Journal (article/letter/editorial) | | major Mo and W mineralised region of Southwest Japan, indicated that many molybdenites recorded in W...were absent in many of tungsten deposits in the Sanyo Province; thus an obvious paired zoning, Mo in the...host granites must be different. Granitoids of the Sanyo W Province were studied in 1970, and their modal...indicated almost no opaque minerals in those from the Sanyo W Province, in contrast to abundant opaques in the...Jurassic to Palaeogene age occur in the Sikhote Alin, Japan and Taiwan. The Palaeozoic Altay-Ergun, Tianshan-Hinggan |  | | Journal (article/letter/editorial) | | oxide minerals in the Hobenzan granitic complex, SW Japan: subsolidus reduction in relation to base metal...and Environmental Sciences, Yamagata University, Japan With 5 Figures Received October 4, 1993; accepted...crystallization changed to biotite, K-feldspar and quartz, and continued to about 600 °C. T h e f O 2 during...yon Fe-Ti Oxiden des Hobenzan Granitkomplexes, SW Japan: SubsolidusReduktion und ihre Beziehung zu metallischen... The Inner Zone of Southwest Japan is divided into the Cretaceous Sanyo belt of the ilmenite-series magmatism |  | | Journal (article/letter/editorial) | | associated with Hiei Granite pluton, southwest Japan Toshio Kutsukake*, Satoshi Nakano** and The Collaborative...Science Hall, Aichi University, Toyohashi 441 8522, Japan Department of Natural Science, Faculty of Education...Education, Shiga University, Otsu 520 0862, Japan Many thin mafic dykes occur within and around the Cretaceous...Cretaceous Hiei Granite pluton in southwest Japan. Petrographically, these dykes are spessartite, basalt...western Chubu and Kinki districts in southwest Japan. GEOLOGICAL OCCURRENCE - The Hiei Granite pluton |  | | Journal (article/letter/editorial) | | solutions and silicic volcanic rocks, southwestern Japan Y. TERAKADO1 and T. FUJITANI2 1 Division of Earth...657, Japan 2 Faculty of Liberal Arts, Marine Technical College, Nishikura-cyo, Ashiya 659, Japan (Received...trace element abundances in the Roseki deposits of Japan and related rocks and minerals which are thought...carrier of agricultural chemicals, and paper clays in Japan. The Roseki deposits are usually accompanied by...SAMPLES Southwestern Japan is usually divided into the Inner Zone on the Japan Sea side and the Outer |  | | Journal (article/letter/editorial) | | Belt, of gabbro and metadiabase Southwest Japan HIROO KAGAMI', YOSHIAKI TAINOSHO2, SHIGERU IIZUMI3...University of Agriculture, Setagaya-ku, Tokyo 1564, Japan (Received June 17, 1983: Accepted December 3, 1984)...Kinki and Setouchi Inland Sea districts, Southwest Japan. The basic rocks are characterized by lower K20...composed mainly of hornblende, plagioclase (An40-60),quartz and a small amount of biotite. Rarely, relict augite...SAN'IN is a small KYOTO ZONE Kinki district SANYO OKAYAMA Seto ZONE • HIROSHIMA S t7 t1O12 22 |
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