 | | Journal (article/letter/editorial) | | Northeast Japan SHIN-ICHI TAMURA* and KENJISHUTO** *Kokusai KogyoCompany Ltd., Hino-shi,191,Japan **Department...Faculty of Science, NiigataUniversity, Niigata950-21,Japan Abundances of majorelementsandfivetraceelements...volcanic front to the back-arc side across the NE Japan arc (Kuno, 1960; Kawano et al., 1961). According...zonal variation of rock chemistry across the NE Japan arc has not been paid much attention for the Tertiary...the late Miocene volcanic rocks throughout the NE Japan arc, we have examined the abundance of major and |  | | Journal (article/letter/editorial) | | G M A SOURCE COMPOSITIONS BENEATH THE NORTHEAST JAPAN ARC YOSHIYUKI TATSUMI 1, SUSUMU NOHDA e and KYOICHI...Kyoto University, Kyoto 606 (Japan) 2Kyoto Sangyo University, Kyoto 603 (Japan) :~Institute of Earth Sciences...College of Liberal Arts, Kyoto University, Kyoto 606 (Japan) ( Received August 8, 1987; revised and accepted...magma source compositions beneath the Northeast Japan arc. Chem. Geol., 68: 309-316. Sr and Nd isotopic...16 and 8 Ma along the volcanic front in the NE Japan arc in order to examine the secular variation of | | | Journal (article/letter/editorial) | | northeastern Neogene 滝 ソレアイ ト Tertiary Japan basic 1. Mitaki 青 木 volcanic rocks tholeiite of ...郎(Ken‑ichiro Aoki)* Abstract: The Mitaki tholeiite series of Sendai which consists of late Miocene tholeiite...composed of labradorite, cristobalite, pigeonite, augite, and iron ore. The tholeiite is distinguished from...interstitial cristobalite, and (2) higher pigeonite/augite ratio. Six rock samples have been analyzed chemically...analyses of Mitaki tholeiites Augite bronzite tholeiite, a quarry of Yamayashiki, Sendai. Analyst, K | | | Journal (article/letter/editorial) | | Some anorthite bearing basic volcanic rocks in Japan 河 野 義 青 木 謙 一 郎(Ken‑ichiro 礼(Yoshinori Kawano)**...of the Nasu volcanic zone in the north-eastern Japan, there are many basalts and basic andesites which...S. Washington.8) 4. Phenocryst in augite hypersthene basalt, Mitaki, Sendaicity. Analyst, K. Aoki. * Optical...volcano. Aoki. basalt, Aoki.1) 3. Olivine augite hypersthene 4. gatake Olivine volcanic basalt...lapilli Y. basalt, Iwate erupted Yunosawa, Prefecture. in 1940, Takakura-yama, Analyst, Miyake-zima | | OHKI, Jun'ichi, SHUTO, Kenji, WATANABE, Naoki, ITAYA, Tetsumaru (1993) K-Ar ages of the Miocene Ryozen basalts from the northern margin of the Abukuma Highland, Japan. Journal of Mineralogy, Petrology and Economic Geology, 88 (6) 313-319 doi:10.2465/ganko.88.313 | Journal (article/letter/editorial) | | basalts of the Abukuma from Highland, the Japan Jun'ichi OHKI*, Kenji SHUTO**,Naoki WATANABE* and..., Niigata University, Igarashi,Niigata 950-21, Japan **Departmentof Geologyand Mineralogy , Facultyof...Niigata950-21, Japan ***HiruzenResearchInstitute, OkayamaUniversityof Science,Ridaicho,Okayama700, Japan K-Ar ages...Miocene Ryozen basalts from east of Fukushima City. Northeast Japan. The Ryozenbasalts mainly compriseprimitive...Quaternaryvolcanicfront. Keywords: Ryozen basalts, Northeast Japan are, K-Ar age, Volcanicfront of 13-16Ma order | | | Journal (article/letter/editorial) | | J. Japan. Assoc. Min. Petr. Econ. Geol. 76, 102-109, 1981. GARNET-CLINOPYROXENE KUROSEGAWA AMPHIBOLITE...AMPHIBOLITE TECTONIC ZONE, CITY-PETROGRAPHY FROM NEAR AND K-Ar THE KOCHI AGE - SHIN-ICHI YOSHIKURA...SHIBATA Geological Survey of Japan, Yatabe-cho, Tsububa-gun, Tharaki Prefecture 305 SHIGENORI MARUYAMA Department...1.1 Tectonic Zone km2 in near size Kochi City. The Mg-Fes+ indicates that partitioning the...metamorphic part of the Chichibu Belt in Southwest Japan. It is characterized by the trains of various kinds | | WATANABE, Naoki, TAKIMOTO, Toshiaki, SHUTO, Kenji, ITAYA, Tetsumaru (1993) K-Ar ages of the Miocene volcanic rocks from the Tomari area in the Shimokita Peninsula, Northeast Japan arc. Journal of Mineralogy, Petrology and Economic Geology, 88 (7) 352-358 doi:10.2465/ganko.88.352 | Journal (article/letter/editorial) | | rocks Peninsula, from the Tomari Northeast Japan arc Naoki WATANABE*,Toshiaki TAKIMOTO**,Kenji...Igarashi,Niigata 950-21, Japan **TeikokuOil CampanyLtd, Odori,Niigata 950, Japan ***Departmentof Geologyand...950-21, Japan ****Hiruzen ResearchInstitute, OkayamaUniversityof Science,Ridaicyo,Okayama700, Japan The Miocene...occurring in the Shimokita Peninsula, Northeast Japan arc were dated by K-Ar method. The results show...volcanic rocks, Northeast Ma, Primitive tholeiite Japan arc, K-Ar ages, Volcanic front of 13-16 Tomari | | | Journal (article/letter/editorial) | | (average) AK: CA: Alkaline rocks (The Circam Japan Sea Region. Tomita, 1935). Tholeiitic rocks ("Pigeonitic...Futago Volcano(Table 2), T: Hirayama, Sendai‑City, Kagoshima Prefecture (Tablc 2) li: Komagatake Volcano (Kozu...Volcano,Hawaii (Macdonald& Katsura, 1964) M: Mitaki, Sendai‑City(Kawano & Aoki, 1959) FIG.3 PF Hy) diagram...basalt from Hira‑yama, Sendai, Kagoshima Prefecture anal.). Augite‑bearing hypersthene andesite...district, Anderson, 用 of alkali Petrology 引 Japan, O.(1915), The Sci. 文 rocks Rep. system 献 |  | | Journal (article/letter/editorial) | | SECONDARY MINERALS IN THE ONIKOBE GEOTHERMAL SYSTEM, JAPAN J.G. LIOU 1, Y O T A R O SEKI 2, R.N. GUILLEMETTE...Geotectonic Laboratory, Saitama University, Urawa (Japan) 3Department o f Geology, Southern Illinois University...Research Institute, University of Tokyo, Tokyo (Japan) (Accepted for publication July 16, 1984) Abstract...secondary minerals in the Onikobe geothermal system, Japan. In: Y. Kitano (Guest-Editor), Water--Rock Interaction...core samples of the Onikobe geothermal system, Japan, were investigated in detail in order to evaluate |  | | Report (issue) | | mineral col lector, was born in Kanazawa, Ishikawa Prefecture, on August 30, 1874. Soon after his graduation...a mining engineer at the Arakawa Mine, Akita Prefecture. In 1909, he was promoted to Director of the...of the Director of the Yoshioka Mine, Okayama Prefecture, for about seven years altogether. He returned...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 | | GEOLOGY OF JAPAN Edited by Fuyuji Takai Tatsuro Matsumoto Ryuzo Toriyama UNIVERSITY OF CALIFORNIA PRESS...Angeles 1963 University of Tokyo Press Tokyo, Japan University of California Press Berkeley and Los...England © University af Tokyo Press, 1963 Printed in Japan All rights reserved. mip Preface Geology is...maps have recently been very actively published in Japan as in many other regions of the world, but they...and Mineral Resources of Japan ”, with an attached geological map of Japan on scale 1: 3,000,000, by |  | | Journal (article/letter/editorial) | | phenocrysts occur in a groundmass of labradorite, augite, olivine, magnetite, and the alteration products...composedof labradorite ( = An66)microlites (about 50/), augite with a measured (+) 2V:46o+3" (about 2I/), olivine...volume expansion curve for sodic anorthite from Mitaki, Japan. PROPERTIES OF CALCIC I,ABRADORITE DrscussroN...expansion of plagioclase. Proc. Intperial. Acod. Japan 9, 262-264. Lavns, Fnrrz AND J. R. Gor.lsmrn (1954a) |  | | Book (volume) | | PLUTONISM IN THE JAPANESE ISLANDS Geological Survey of Japan 1992 Digitized by the Internet Archive in 2019...ISLANDS Geological Survey of Japan 1-1-3 Higashi, Tsukuba 305, Japan 1992 29th IGC FIELD TRIP GUIDEBOOK...Harufumi Noro Geological Survey of Japan 1-1-3 Higashi, Tsukuba 305, Japan Technical Editors Technical Reviewer:...Survey of Japan 1-1-3 Higashi, Tsukuba 305, Japan Copyright Holder: Geological Survey of Japan 1992 Printed...Printed in Japan 1992 PREFACE Extensive geological field trips have been planned for the 29th International |  | | Book (edition) | | Krenner's, and new face. OF MINERALS OF JAPAN BY TSUNASHIRO WADA ...alogy, like most other sciences, has developed in Japan. Mineralogy was first taught here in 1873 by a German...crystallised and of high known minerals from Japan are stibnite, in crystals most gigantic and splendid...metallic found in abundance. sul- In fact Japan seems to be an instance of remarkable richness in...prepare a paper devoted to the miner- alogy of Japan. In the following pages, which have been written |  | | Book | | streams, shallow freshwater lakes, or the wind. In Japan and southeastern Europe the original pyroclastic...National Park, Wyoming; Wairakie, New Zealand; Japan; Iceland; and thousands of smaller magmatic areas...sliding and colUdillg of tectonic plates; an,d in Japan the rocks are heated from an active subduction zone...hydrothermal areas, such as Iceland, New Zealand, Japan, and Yellowstone National Park, in the U.S.A, calcium-rich...Crowsnest Pass, Alberta, Canada, analcime, sanidine, augite, and melanite garnet phenocrysts are found in solid | | | Book | | streams, shallow freshwater lakes, or the wind. In Japan and southeastern Europe the original pyroclastic...National Park, Wyoming; Wairakie, New Zealand; Japan; Iceland; and thousands of smaller magmatic areas...sliding and colUdillg of tectonic plates; an,d in Japan the rocks are heated from an active subduction zone...hydrothermal areas, such as Iceland, New Zealand, Japan, and Yellowstone National Park, in the U.S.A, calcium-rich...Crowsnest Pass, Alberta, Canada, analcime, sanidine, augite, and melanite garnet phenocrysts are found in solid |
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