 | | Journal (article/letter/editorial) | | Geochemistry of Cenozoic basalts in the Fukuoka district (northern Kyushu, Japan): implications for asthenosphere...interaction Nguyen Hoang *, Kozo Uto Geological Survey of Japan, National Institute of Advanced Industrial Science...Tsukuba 305-8567, Japan Received 2 August 2002; accepted 24 December 2002 Abstract Fukuoka volcanic field...field in northern Kyushu (Japan) is comprised of scattered small, monogenetic volcanoes with ages ranging...Kyushu and the Sea of Japan, strontium and neodymium isotopic compositions of Fukuoka lavas free from crustal |  | Tamura, Akihiro, Arai, Shoji, Takeuchi, Miyuki, Miura, Makoto, Pirnia, Tahmineh (2019) Compositional heterogeneity of a websterite xenolith from Kurose, southwest Japan: insights into the evolution of lower crust beneath the Japan Arc. European Journal of Mineralogy, 31 (1) 35-47 doi:10.1127/ejm/2018/0030-2803 | Journal (article/letter/editorial) | | xenolith from Kurose, southwest Japan: insights into the evolution of lower crust beneath the Japan Arc Akihiro...Kanazawa University, Kakuma, Kanazawa 920-1192, Japan *Corresponding author, e-mail: aking826@staff.kanazawa-u...Cenozoic alkali basalts are documented near Kurose in southwest Japan, and are interpreted to have formed within...within the back-arc region of the Southwest Japan Arc. These rocks provide insight into the petrogenesis...geochemical data for a websterite xenolith from Kurose containing thin olivine–feldspar veins. The websterite |  | | Journal (article/letter/editorial) | | Lithospheric mantle processes beneath Kurose islet, Southwest Japan The Cong Nguyen | Youngwoo Kil |...Cenozoic alkali basalts in Southwest Japan were found at Kurose Islet. The xenoliths consist primarily...modification by fractional melting (from 6 to 11%). The Kurose spinel peridotites appear to have undergone melt...temperatures ranging from 1030 to 1082 °C. KEY W ORDS Kurose islet, lithospheric mantle, metasomatism, spinel...study reports new modal and chemical data on the Kurose composition, mineralogy, and P‐T conditions for |  | | 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 |  | | Journal (article/letter/editorial) | | involved in a mantle source beneath the southwest Japan arc region: evidence from noble gas, Sr, and Nd...UniÕersity of Education at Kushiro, Hokkaido 085-8580, Japan b Institute for Study of the Earth’s Interior, Okayama...Okayama UniÕersity, Misasa, Tottori 682-0122, Japan Laboratory for Earthquake Chemistry, Faculty of Science...113-0033, Japan d Graduate School of Science and Technology, Niigata UniÕersity, Niigata 950-2181, Japan Received...xenoliths in Cenozoic basalts from southwest ŽSW. Japan and compared with those in lavas and tectonic emplaced |  | YOSHIKAWA, Masako, ARAI, Shoji, ISHIDA, Yoshito, TAMURA, Akihiro, SHIMIZU, Yohei (2010) Trace element and Sr-Nd isotopic features of ultramafic xenoliths from Kurose, Southwest Japan. Journal of Mineralogical and Petrological Sciences, 105 (6) 346-351 doi:10.2465/jmps.100622b | Journal (article/letter/editorial) | | features of ultramafic xenoliths from Kurose, Southwest Japan Masako Yoshikawa*, Shoji Arai**, Yoshito...874 0903, Japan ** Department of Earth Sciences, Kanazawa University, Kanazawa 920 1192, Japan *** Graduate...Tokyo, 183 0057, Japan **** Dia Consultants Company Limited, Tokyo, 101 0032, Japan - - - - - Ultramafic...Ultramafic xenoliths from Kurose, Southwest Japan, are fragments of the lithospheric mantle beneath the...the back arc of the active Southwest Japan volcano tectonic arc. Trace element and Sr Nd isotopic compositions |  | | Journal (article/letter/editorial) | | Xenoliths in Lamprophyre from Shingu, Southwestern Japan: Implications for Origin of Fe-rich Mantle Peridotites...of Geoscience, University of Tsukuba, Ibaraki, Japan With 6 Figures Received June 25, 1987; accepted...magmatism had fluorished, such as southwestern Japan. Some of Fe-rich lherzolite and harzburgite xenoliths...Peridotit-Xenolithen in Lamprophyren yon Shingu, Si~dwest-Japan: Hinweise auf die Herkunft Fe-reicher Mantel-Peridotite...weit verbreitet sind, wie zum Beispiel in Siidwest-Japan. Einige in der Literatur aufscheinende Fe-reiche |  | | Journal (article/letter/editorial) | | Technology, Kanazawa University, Kanazawa 920-1192, Japan Department of Deep Sea Research, Institute for Research...(IFREE), Independent Administrative Institution/Japan Agency for Marine-Earth Science and Technology (JAMSTEC)...(JAMSTEC), 2–15 Natsushima-cho, Yokosuka 237-0061, Japan Received 7 December 2005; received in revised form...intermediate lherzolite–harzburgite at backarc side of Japan island arcs. Oxygen fugacity recorded by the peridotite...the mantle wedge (e.g. Arai et al., 2000). The Japan island arcs among them are famous for localities |  | | Journal (article/letter/editorial) | | Crust: Evidence from Shikanoshima Island (Kyushu, Japan) M. TIEPOLO1*, A. LANGONE2, T. MORISHITA3 AND M...KANAZAWA, JAPAN 4 DEPARTMENT OF EARTH SYSTEM SCIENCE, FUKUOKA UNIVERSITY, FUKUOKA, JAPAN RECEIVED...associated granitoids from Shikanoshima Island (Kyushu, Japan). In the northeastern part of Shikanoshima Island...consisting of green amphibole, clinopyroxene and plagioclase. Literature whole-rock data on the mafic rocks...amphibole-rich mafic intrusive rocks from Kyushu (Japan) have major and trace element bulk-rock compositions |  | | Journal (article/letter/editorial) | | J. Japan. Assoc. Min. Petr. Econ. Geol. 73, 300-310, 1978. 208-240 M. Y. OLD JADEITE-GLAUCOPHANE SCHISTS...SCHISTS IN THE KUROSEGAWA TECTONIC ZONE NEAR KOCHI CITY, SHIKOKU SHIGENORI MARUYAMA Department of Earth...tectonic zone was found in the serpentinite near Kochi city. They are high P and low T schists derived from...fault zone in the Chichibu terrain in south west Japan. It runs in EW direction in the middle subbelt of...of two usually kilometer low detail. map city into their we high constituting divided of |  | | Journal (article/letter/editorial) | | fluids in the mantle wedge beneath the Northeast Japan arc Yoshitaka Kumagai · Tatsuhiko Kawamoto · Junji... located on the rear-arc side of the Northeast Japan arc, may be considered as samples of the uppermost...in the Ichinomegata amphibolebearing spinel–plagioclase lherzolite xenoliths were found to be composed...School of Science, Kyoto University, Kyoto 606‑8502, Japan Present Address: Y. Kumagai (*) R&C IP Law Firm...Nakanoshima Mitsui Building 3‑3, Osaka 530‑0005, Japan e-mail: yoshitaka.kumagai@rc‑iplaw.com; gaiyan0814@yahoo |  | | Journal (article/letter/editorial) | | XENOLITHS FROM THE TAKASHIMA ALKALI BASALT, SOUTHWEST JAPAN ARC MAKOTO MIURA§ AND SHOJI ARAI Department of...Sciences, Kanazawa University, Kanazawa 920-1192, Japan ABSTRACT Chromitites in ophiolites are frequently...Chromitite xenoliths from Takashima, southwest Japan, derived from the current sub-arc mantle, are here...chromitite xenoliths from Takashima from the southwest Japan arc show various textures, including nodular, anti-nodular...captured by basic magmas that are erupted in the Japan arcs are representative of sub-arc upper mantle |  | | Journal (article/letter/editorial) | | Kanazawa University, Kanazawa, Ishikawa 920-11, Japan (Received April 27, 1992; revised and accepted August...Fo-Cr# residual trends, for example, some of the Japan-arc mantle peridotites and fore-arc peridotites... can have modal chromian spinel both in the plagioclase lherzolite and in the garnet lherzolite stability... RELATIONSHIPS • Noyamedakef&200°C) • • (~. Kurose (900~I,000°C) C I M (800~900°c) 1.0 j.-" ......metasomafism Greet Dyke " 0 5 Ryozen volcano, NE Japan • • • • - "J,%-~%,%- '2 Pyrolite • -" • -.~C |  | | Journal (article/letter/editorial) | | residues of mid-ocean ridge basalt extraction (e.g. Japan; e.g. Arai et al., 2007). Moreover, a large proportion...2007); Kurile arc (Tsvetkov and Avdeyko, 1984); Japan (Takahashi, 1980; Arai and Kobayashi, 1984; Goto...into a low-T group (NE Japan), an intermediate-T group (from Aratoyama, Kurose, On-yama, Shingu and Takashima...Takashima in SW Japan) and a high-T group (from Fukuejima, Noyamadake and Oki-Dogo in SW Japan). Grey field:...7). 3.2. Japan The Japanese islands represent a tectonically complex area. The northeast Japan arc (including |  | | Journal (article/letter/editorial) | | xenoliths from Kishyuku Lava, Fukue-jima, Southwest Japan Received: 15 May 1995 y Accepted: 3 January 1996...are found in Kishyuku Lava, Fukue-jima, Southwest Japan. These include spinel lherzolite, harzburgite and...during the rifting of the Northeast China and the Japan Sea. The high geotherm is caused by thermal perturbation...Introduction The back-arc side of the Southwest Japan has been a locus of intraplate volcanic activity...chemistry and mineralogy beneath the back-arc side of Japan. The upper mantle beneath Takashima and Oki-Dogo |  | | Journal (article/letter/editorial) | | cumulates inferred from Takashima xenoliths, Southwest Japan arc Ritsuko MUROI and Shoji ARAI Department of Earth...Sciences, Kanazawa University, Kanazawa 920–1192, Japan Rocks of the dunite–clinopyroxenite series (dunite...xenoliths of Group I from Takashima in the Southwest Japan arc, and a description of their formation process...textures. The rocks are completely free from plagioclase, and they contain <3 vol% chromian spinel. Some...and Prinz, 1978) from Takashima in the Southwest Japan arc (Arai et al., 2000), and discuss their formation |  | | Journal (article/letter/editorial) | | Volume 105, Number 1-6 February-December, 2010 Japan Association of Mineralogical Sciences c/o Graduate...Science, Tohoku University, Aoba, Sendai 980-8578, Japan CONTENTS OF VOLUME 105 No. 1, February 2010 ORIGINAL...the Besshi region, Sambagawa metamorphic belt, Japan: Prograde eclogite facies metamorphism recorded...Mineralogical abstracts from scientific papers published in Japan (105001-105011)･･･････････････････････ ･･････ 42...from the Tanakami Granitic pegmatite, southwest Japan ･･･････････････････････････････････････････････ |  | | Journal (article/letter/editorial) | | euhedral olivine, and the matrix is composed of plagioclase, clinopyroxene, olivine, and ilmenite. The basalt...several outcrops to the south of the Shuangyashan city, This provides an excellent opportunity to investigate...several quarries to the south of the Shuangyashan city (Figure 1b), and they show no deformation and contain...olivine (15 v.%), and the matrix is composed of plagioclase (65 v.%), clinopyroxene (10 v.%), olivine (5...China, and by ICP‐ after the opening of Sea of Japan in the Miocene (Horikoshi, 1990; emission spectrometry |  | | Journal (article/letter/editorial) | | xenoliths in volcanic rocks: an example from the Japan arcs 荒井 章司 (Shoji ARAI)* 平井 寿敏 (Hisatoshi HIRAI)**...of deep−seated xenoliths in volcanics from the Japan arcs. We can compare xenoliths in magmas with gravels...Modes of occurrence of deep−seated xenoliths on the Japan arcs suggest us the following. (1) Xenoliths are... (3) The upper mantle to lower crust of the SW Japan arc is heterogeneous in thickness of cumulus mantle... (4) The upper mantle to lower crust of the NE Japan arc is heterogeneous in hydration. Aqueous fluids |  | Imaoka, T., Nakashima, K., Kamei, A., Itaya, T., Ohira, T., Nagashima, M., Kono, N., Kiji, M. (2014) Episodic magmatism at 105Ma in the Kinki district, SW Japan: Petrogenesis of Nb-rich lamprophyres and adakites, and geodynamic implications. Lithos, 184. 105-131 doi:10.1016/j.lithos.2013.10.014 | Journal (article/letter/editorial) | | Episodic magmatism at 105 Ma in the Kinki district, SW Japan: Petrogenesis of Nb-rich lamprophyres and adakites...Science, Yamaguchi University, Yamaguchi 753-8512, Japan Department of Earth and Environmental Sciences,...Yamagata 990-8560, Japan c Department of Geoscience, Shimane University, Matsue 690-8504, Japan d Research Institute...Science, 1-1 Ridai-cho, Kita-ku, Okayama 700-0005, Japan e Water and Geo-tech Engineers, Nissaku Co., Ltd...330-0854, Japan f Gakken School, Kono Building, 27-17 Takashima-cho, Numazu 410-0056, Japan g Minoo-higashi | | | Journal (article/letter/editorial) | | awatahama High-grade found ages of metamorphic city, 久 板 谷 徹 丸(Tetsumaru Itaya)** 中 村 栄 三(Eizo...三(Eizo rocks 豊(Kumetoyo such as garnet city, western in Ohshima Y Shikano)* Nakamura)*** amphibolite...amphibolite and cummingtonite-quartz suggest , Prefecture 野 Yawatahama 米 Ehime rocks 鹿 metamorphic...inclusions; gar, garnet; qz, quartz; bi, biotite; pl, plagioclase; pls, saussurite. (C): cummingtonite (cum) partly... Muscovite K-Ar ages of the Sanbagawa schists, Japan and argon depletion during cooling and deforma tion |  | | Journal (article/letter/editorial) | | Evidence from Hirado-Seto, Northwest Kyushu, Southwest Japan Hidehisa Mashima ⁎ New Material Research Institute...Shibadaimon 2-11-10, Minatoku, Tokyo, 105-0012, Japan a r t i c l e i n f o Article history: Received...opening of the Sea of Japan, exposed at Hirado-Seto in northwest Kyushu, southwest Japan. The rocks are aphyric...transtensional strain during the opening of the Sea of Japan would have enabled separation of HMA magmas at unusually...from 10 to 6 Ma are found in northwest Kyushu, SW Japan (Matsumoto, 1961; Yamaguchi, 1964). Typical NW Kyushu | | | Journal (article/letter/editorial) | | from Masuda, Shimane Kawashimo Prefecture, alkali SW Japan 永 尾 隆 志(Takashi Nagao)* 阪 口 ...basalt from Kawashimo, Shimane Prefec ture, SW Japan. These xenoliths are divisible into two Types, A...basic inclusions in alkali basalts, Iki Island, Japan. Amer. Mineral., 53, 241-256. 青 木 謙 一 郎(1977),隠...inclusions in some alkali basalts from southwestern Japan and its bear ing on the constitution of the upper...Mantle peridotites from Kurose and Noyamada alkali basalts, southwestern Japan. Ann. Rept. Inst. Geosci |  | | Journal (article/letter/editorial) | | 巻 第 8 号 551–573 ページ，2018 年 8 月 Jour. Geol. Soc. Japan, Vol. 124, No. 8, p. 551–573, August 2018 doi:...Kanazawa University, Kakuma, Kanazawa 920-1192, Japan 熊本大学大学院先端科学研究部基礎科学部門地 球環境科学分野 Department of Earth...University, 2-39-1 Kurokami, Chuo-ku, Kumamoto 860-8555, Japan Corresponding author: S. Arai, ultrasa@staff.kanazawa-u...thought to derive mainly from the spinel to plagioclase–peridotite stability fields. They are varied...the exception of the Noyamadake peridotites, SW Japan arc, which are characterized by high temperatures |  | Busby, Cathy J., Tamura, Yoshihiko, Blum, Peter, Guèrin, Gilles, Andrews, Graham D. M., Barker, Abigail K., Berger, Julien L. R., Bongiolo, Everton M., Bordiga, Manuela, DeBari, Susan M., Gill, James B., Hamelin, Cedric, Jia, Jihui, John, Eleanor H., Jonas, Ann-Sophie, Jutzeler, Martin, Kars, Myriam A. C., Kita, Zachary A., Konrad, Kevin, Mahony, Susan H., Martini, Michelangelo, Miyazaki, Takashi, Musgrave, Robert J., Nascimento, Debora B., Nichols, Alexander R. L., Ribeiro, Julia M., Sato, Tomoki, Schindlbeck, Julie C., Schmitt, Axel K., Straub, Susanne M., Mleneck-Vautravers, Maryline J., Yang Yang, Alexandra (2017) The missing half of the subduction factory: shipboard results from the Izu rear arc, IODP Expedition 350. International Geology Review, 59 (13) 1677-1708 doi:10.1080/00206814.2017.1292469 | Journal (article/letter/editorial) | | Drilling Science, Japan Agency for Marine-Earth Science and Technology (JAMSTEC), Yokosuka, Japan; cInternational...mDepartment of Urban Management, Kyoto University, Kyoto, Japan; nSchool of Geography, Earth Science and Environment...Marine Core Research, Kochi University, Nankoku, Japan; rDepartment of Earth and Atmospheric Sciences,... C. J. BUSBY ET AL. 35° N Fore-arc high/Shin-Kurose Ridge Izu arc arc Sofug an Tec ton ic L id ine...near the arc front and corresponds to the Shin-Kurose Ridge (Figure 1) (Yamazaki and Yuasa 1998), also |
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