The Eighth Symposium on Polar Science (4 – 8 December 2017)

Oral session on Tue. 5 Dec. │ Poster session on Tue. 5 Dec. │ Oral session on Wed. 6 Dec.

[OG] Polar Geosciences
[OG] 極域地圏

Scopes

This session covers research topics from the fields of geology, mineralogy, geomorphology, quaternary research, geodesy, and geophysics.

本セッションは、地質学、鉱物学、地形学、第四紀学、測地学、固体地球物理学をカバーします。

Conveners : Kenji Horie and Masakazu Fujii (NIPR)
Note: This session will be continued to Wednesday.
[I] and [J] represent an invited talk and a talk given in Japanese, respectively.

Oral presentations (10:30 – 11:50, 13:10 – 16:10)

Date : Tue. 5 Dec.
Place : 3F Seminar room, National Institute of Polar Research
口頭発表会場：国立極地研究所 3F セミナー室

Chair: Takeshige Ishiwa (NIPR)
座長：石輪 健樹（極地研）
10:30 - 10:50 [J] Interaction of the solid Earth and the Antarctic Ice Sheet *Yoichi Fukuda (Kyoto Univ.), Jun Nishijima (Kyushu Univ.), Takahito Kazama (Kyoto Univ.), Kazuki Nakamura (Nihon Univ.), Koichiro Doi (NIPR), Yusuke Suganuma (NIPR), Ju'nichi Okuno (NIPR), Akito Araya (ERI), Heitaro Kaneda (NIPR), Yuichi Aoyama (NIPR), Hideki Miura (NIPR)
固体地球と氷床の相互作用 ＊福田洋一（京大院理）、西島潤（九大院工）、風間卓仁（京大院理）、中村和樹（日大工）、土井浩一郎（極地研）、菅沼悠介（極地研）、奥野淳一（極地研）、新谷昌人（地震研）、金田平太郎（千葉大院理）、青山雄一（極地研）、三浦英樹（極地研）
10:50 - 11:10 Seafloor geomorphology of the Cape Darnley region, East Antarctica – insights from a new bathymetry compilation *Jodie Smith (GA), Yoshifumi Nogi (NIPR), Hideki Miura (NIPR)
11:10 - 11:30 Twenty-year continuous operation of Syowa IGS station *Yoshihiro FUKUZAKI (GSI), Hiromi YAMAO (GSI), Norihiko ISHIKAWA (GSI)
11:30 - 11:50 Mechanism of a spreading ridge subduction at the Chile Triple Junction based on geomagnetic survey data: a possible model *Takeshi Matsumoto (Univ. Ryukyus), Takanori Ishihara (Univ. Ryukyus), Yoshifumi Nogi (NIPR)
地磁気データに基づくチリ三重点での拡大海嶺の沈み込みのメカニズムの一考察 ＊松本剛（琉球大）、石原隆仙（琉球大）、野木義史（極地研）
Lunch
Chair: Jun'ichi Okuno (NIPR)
座長：奥野淳一（極地研）
13:10 - 13:30 Relative sea-level reconstruction using glacial isostatic adjustment model with changes in Antarctic Ice Sheet volume during glacial period *Takeshige Ishiwa (NIPR), Jun'ichi Okuno (NIPR, SOKENDAI)
13:30 - 13:50 Reexamination of raised beach landforms around Scoresby Sund, central part of Greenland: Significance of reconstruction of the Greenland Ice sheet at the Last Glacial Maximum *Hideki Miura (NIPR), Hideaki Maemoku (Hosei University), Jun’ichi Okuno (NIPR), Taiji Kurozumi (Natural History Museum and Institute, Chiba), Masashi Takada (Nara Women’s University)
東グリーンランド中央部、スコアズビースンド周辺の隆起海浜地形の再検討： 最終氷期最盛期のグリーンランド氷床復元に与える意義 ＊三浦英樹（極地研・総研大）、前杢英明（法政大）、奥野淳一（極地研・総研大）、黒住耐二（千葉県立中央博物館）、高田将志（奈良女子大）
13:50 - 14:10 Significance of mafic-ultramafic rocks in Bhavani Shear Zone, South India: Implications for Archean crust-mantle interaction processes *Sam Uthup (University of Tsukuba, Japan), T. Tsunogae (University of Tsukuba, Japan), V.J. Rajesh (Indian Institute of Space Science and Technology, India)
14:10 - 14:30 Petrology and geochronology of rocks in and around Chitradurga shear zone: Some insights to the mode and timing of amalgamation of western and eastern Dharwar cratons, South India *Abdulla Nasheeth (OCU), Takamoto Okudaira (OCU), Tomokazu Hokada (NIPR), Kenji Horie (NIPR), Satish-Kumar Madhusoodhan (NU), Yuichiro Ueno (TiTech)
14:30 - 14:45 Coffee Break
Chair: Tomokazu Hokada (NIPR)
座長：外田智千（極地研）
14:45 - 15:05 Timing of metamorphic events in the Wanni and Highland Complexes, Sri Lanka *Ippei Kitano (Kyushu University), Yasuhito Osanai (Kyushu University), Nobuhiko Nakano (Kyushu University), Tatsuro Adachi (Kyushu University)
15:05 - 15:20 Tectonic evolution of Sri Lanka based on isotope geochemistry of meta-carbonate rocks *Momoko Shirakawa (NIigata univ), M. Satish-Kumar (NIigata univ), Sanjeewa P.K. Malaviarachchi (University of Peradeniya)
15:20 - 15:40 [J] Grandidierite newly found in eclogitic basic granulite from Austhovde, Lützow-Holm Complex, East Antarctica *Yoshikuni Hiroi (NIPR), Tomokazu Hokada (NIPR), Kazuyuki Shiraishi (NIPR), Yoichi Motoyoshi (NIPR), Edward S. Grew (University of Maine)
南極、アウストホブデ産のエクロジャイト的な塩基性グラニュライトに見いだされたグランディディエライト ＊廣井美邦（極地研）、外田智千（極地研）、白石和行（極地研）、本吉洋一（極地研）、エド. グルー（メイン大学）
15:40 - 16:10 [J] Geological studies in Japanese Antarctic Research Expedition Kazuyuki Shiraishi (NIPR)
16:30 - 18:30 Poster presentations (Core time: 16:30 – 18:30)
Place: Entrance Hall (1st floor) at National Institute of Polar Research (NIPR)
ポスター発表会場：国立極地研究所1階交流アトリウム

Poster presentations (Core time: 16:30 - 18:30)

Place : Entrance Hall (1st floor) at National Institute of Polar Research (NIPR)
ポスター発表会場：国立極地研究所１階交流アトリウム

OGp1 The conditions of infrasound observation using solar panels in Antarctica *Yukari Takeuchi (FFPRI), Masaki Kanao (NIPR) , Kazumi Okada (Hokkaido Univ.)
南極におけるソーラーパネルを用いたインフラサウンドの観測環境 ＊竹内由香里（森林総研）、金尾政紀（極地研）、岡田和見（北大）
OGp2 Understanding Circum-Antarctic Ridges: Do abyssal hills of the Southeast Indian Ridge record climate influences? *Masakazu Fujii (NIPR), Yoshifumi Nogi (NIPR)
OGp3 Initial breakup process of Gondwana in Indian Ocean *Tomoko Hanyu (SOKENDAI), Yoshifumi Nogi (NIPR), Masakazu Fujii (NIPR)
インド洋におけるゴンドワナ大陸初期分裂過程 ＊羽入朋子（総研大）、野木義史（極地研）、藤井昌和（極地研）
OGp4 Fluid-rock interaction in high-grade metamorphic rocks from Skallevikshalsen in the Lützow-Holm Complex, East Antarctica: Implications for the role of halogen-bearing fluid Shiori Sasanuma (Univ. Tsukuba), *Toshiaki Tsunogae (Univ. Tsukuba)
東南極リュツォ・ホルム岩体スカレビークスハルセンの高温変成岩にみられる 含ハロゲン流体の浸透と岩石-流体相互作用 笹沼志緒理（筑波大）、＊角替敏昭（筑波大）
OGp5 On the the Fe-Ti solubility in sillimanite coexisting with ilmenite and rutile *Toshisuke Kawasaki (Ehime Univ)
OGp6 Toward precise determination of thermobaric structure of the Lützow-Holm Complex, East Antarctica: Re-examination of uncertainty in pressure difference of geobarometry *Takeshi Ikeda (Kyushu University)
東南極リュツォ・ホルム岩体の精密な温度圧力構造解明に向けて-地質圧力計による圧力差の誤差の再検討- ＊池田　剛（九州大）
OGp7 Origin of minette dyke from Skallevikshalsen, Lützow Holm Complex, East Antarctica. *Tomoharu Miyamoto (Kyushu University), Kazuhiko Shimada (Kyushu University), Toshiaki Tsunogae (University of Tsukuba), Daniel J. Dunkley (Curtin University), Mutsumi Kato (Chiba University)
OGp8 Neoproterozoic protolith forming and late Neoproterozoic-Cambrian granulite-facies metamorphism in the northeastern Lützow-Holm Complex, East Antarctica: Implications for P-T-t evolution of Gondwana fragments *Yusuke Takamura (Univ. Tsukuba), Toshiaki Tsunogae (Univ. Tsukuba), Yukiyasu Tsutsumi (National Museum of Nature and Science)
東南極リュツォ・ホルム岩体北東部における新原生代の原岩形成と新原生代-カンブリア紀の グラニュライト相変成作用：ゴンドワナ地域の温度-圧力-時間的進化に対する示唆 ＊高村悠介（筑波大学）、角替敏昭（筑波大）、堤之恭（国立科学博物館））
OGp9 Geological structures, crustal units, and tectonics of the Lützow-Holm Complex, East Antarctica *Tsuyoshi Toyoshima (Niigata University)
東南極リュッツォホルム岩体の地質構造・ユニット区分・テクトニクス ＊豊島剛志（新潟大学）
OGp10 Metamorphism in Akebono Rock, Prince Olav Coast, East Antarctica *Sotaro Baba (University of the Ryukyus), Tomokazu Hokada (NIPR), Atsushi Kamei (Shimane Univ.), Ippei Kitano (Kyushu Univ.), Yoichi Motoyoshi　(NIPR), Prayath Nantasiun  (Kasetsart Universit), Nugroho Setiawan (Gadjah Mada University), Davaa-ochir Dashbaatar (Mongolian University of Science and Technology)
東南極プリンス・オラフ海岸，あけぼの岩の変成作用 ＊馬場壮太郎（琉球大学）、外田智千（極地研）、亀井淳志（島根大学）、北野一平（九州大学）、本吉洋一（極地研）、Prayath Nantasiun（カセサート大学）、Nugroho Setiawan（ガジャマダ大学）、Davaa-ochir Dashbaatar（モンゴル科学技術大学）
OGp11 Early Neoproterozoic igneous suites of the western Sør Rondane Mountains (East Antarctica): Evolution to juvenile oceanic-arc crust *Masaaki Owada (Yamaguchi Univ.), Atsushi Kamei (Shimane Univ.)
OGp12 Analysis of Platinum Group Elements and Gold in high grade mafic gneisses of Sri Lanka: Implications for mineralizations *S.P.K. Malaviarachchi, P.L. Dharmapriya and H.M.D.A.H. Bandara (University of Peradeniya)
OGp13 Petrology and geochronology of Zambezi Belt, Zimbabwe: Neoarchean and Neoproterozoic magmatisms and Cambrian metamorphism *Yusuke Kuribara (Univ. Tsukuba), Toshiaki Tsunogae (Univ. Tsukuba), Yukiyasu Tsutsumi (National Museum of Nature and Science), Yusuke Takamura (Univ. Tsukuba)
ジンバブエ・ザンベジ変成帯の岩石学的、年代学的研究：新始生代および 新原生代火成作用とカンブリア紀変成作用 ＊栗原佑典（筑波大学）、角替敏昭（筑波大学）、堤 之恭（国立科学博物館）、高村悠介（筑波大学）
OGp14 Preliminary report for zircon geochronology of tonalitic gneiss at Mt. Reed in western part of the Napier Complex, East Antarctica *Kenji Horie (NIPR, SOKENDAI), Mami Takehara (NIPR), Tomokazu Hokada (NIPR, SOKENDAI), Sotaro Baba (University of the Ryukyus), Atsushi Kamei (Shimane University), Ippei Kitano (Kyushu University), Prayath Nantasin (Kasetsart University), Nugroho Setiawan (Gadjah Mada University), Davaa-ochir Dashbaatar (Mongolian University of Science and Technology), Yoichi Motoyoshi (NIPR, SOKENDAI)
東南極ナピア岩体西部地域リード山におけるトーナル岩質片麻岩のジルコン年代学の予察報告 ＊堀江憲路（極地研、総研大）、竹原真美（極地研）、外田智千（極地研、総研大）、馬場壮太郎（琉球大）、亀井淳志（島根大）、北野一平（九州大）、Prayath Nantasin（カセサート大）、Nugroho Setiawan（ガジャマダ大）、Davaa-ochir Dashbaatar（モンゴル科学技術大）、本吉洋一（極地研、総研大）
OGp15 First geochronological report of tonalitic gneiss at Harvey Nunatak in western part of the Napier Complex, East Antarctica *Mami Takehara (NIPR), Kenji Horie (NIPR), Tomokazu Hokada (NIPR),  Sotaro Baba (University of the Ryukyus), Atsushi Kamei (Shimane University), Ippei Kitano (Kyushu University), Prayath Nantasin (Kasetsart University), Nugroho Setiawan (Gadjah Mada University), Davaa-ochir Dashbaatar (Mongolian University of Science and Technology), Yoichi Motoyoshi (NIPR)
OGp16 Attractive Himalayan Geology: Highlights of past 6 Student Exercise Tours 2012-2017 and Invitation to the 7th tour in March 2018 *Masaru Yoshida (GIGE), Kazunori Arita (Hokkaido Univ), Tetsuya Sakai (Shimane Univ), B.N. Upreti (Nepal Academy of Science and Technol.)