[S-GL33] Geologic structure and tectonic history of East Asia and Japanese Islands

convener:Jun Hosoi(Geological Survey of Japan, Institute of Geology and Geoinformation, AIST), Makoto Otsubo(Geological Survey of Japan, Research Institute of Earthquake and Volcano Geology)

The main aim of this session is to discuss geologic structure and tectonic history of East Asia, especially of Japanese Islands, on the basis of the recent results of geology and other earth sciences.

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[SGL33-P01] Deformation characteristics and metamorphic temperature of the high-pressure terrace of the Taiwan orogeny

*Han Chun Lin¹, Yuan Hsi Lee¹, Lucas Manuel Ortinez Mesalles¹, Jian Cheng Lee² (1.Department of Earth and Environmental Sciences, National Chung-Cheng University, Taiwan, 2.Institute of Earth Sciences, Academia Sinica, Taiwan)

[SGL33-P02] Zircon U-Pb Ages from sandstones of the Muro Accretionary sequence in the Shimanto Superbelt, Kii Peninsula, Southwestern Japan

*Takanori Bessho¹, Hiroyuki Suzuki², Toshiya Yamamoto³, Tohru Danhara⁴, Hideki Iwano⁴, Takafumi Hirata⁵ (1.Department of Geosciences Osaka City University, 2.Nanki Kumano Jeopark Center, 3.Tanabe Highschool, 4.Kyoto Fissin-Track Co., Ltd., 5.Tokyo University)

[SGL33-P03] Geochemical characteristics of metamorphic and igneous rocks from the Hida belt: whole-rock major and trace elements, and multiple S isotope compositions

*Raiki Yamada¹, Shinnosuke Aoyama², Ouchi Wataru¹, Toshiro Takahashi¹, Satish Kumar M.¹ (1.Niigata University, 2.Yokohama National University)

[SGL33-P04] Identification of the source caldera for the Pliocene pyroclastic flow deposit in NE Japan based on apatite trace-element compositions

*Reishi Takashima¹, Haruka Kusakawa², Yuji Orihashi³, Hiroshi Nishi¹ (1.Tohoku University, 2.Chichibu Taiheiyo Cement Co. Ltd. , 3.Hirosaki University)

[SGL33-P05] New age constraints and tectonic significance of the early Miocene sediments in the Hidaka Belt around Tomuraushi area, central Hokkaido, Japan

*Futoshi Nanayama^1,2, Mahito Watanabe¹, Toru Yamasaki¹, Hideki Iwano³, Tohru Danhara³, Takafumi Hirata⁴ (1.Geological Survey of Japan, AIST, 2.CWMD, Kumamoto University, 3.Kyoto Fission-Track Co. Ltd, 4.The University of Tokyo)

[SGL33-P06] Provenance of the Yezo forearc basin in Northeast Japan from detrital zircon U–Pb age spectra

*Koh Kubomi¹, Shin-ichi Sano², Minami Murakami³, Hiroto Ota¹, Mitsuhiro Nagata¹, Koshi Yamamoto⁴, Shigeru Otoh² (1.Graduate School of Science and Engineering, University of Toyama, 2.Academic Assembly, Faculty of Sustainable Design, University of Toyama, 3.OYO Corporation, 4.Graduate School of Environmental Studies, Nagoya University)

[SGL33-P07] Tectonics of the Miocene Median Tectonic Line in the west of Ina-Valley, central Japan

*Akira Ono¹ (1.None)

[SGL33-P08] On the paleocurrent of the Miocene Goto Group in Fukue Island, Nagasaki Prefecture

*Yuta Ikebata¹, Shoichi Kiyokawa¹ (1.Department of Earth and Planetary Sciences, Graduate School of Science, Kyushu University)

[SGL33-P09] North-South extension and compression juring the Japan Sea opening in the Amakusa, western Kyushu, Japan

*Kentaro Ushimaru¹, Atsushi Yamaji¹ (1.Division of Earth and Planetary Sciences, Graduate School of Science, Kyoto University )

[SGL33-P10] Visualization of a high-strain shear zone based on a field survey for minor faults: A case study of southern Kyushu, Japan

*Akira Goto¹, Koji Shimada¹, Masakazu Niwa¹, Shuji Terusawa² (1.Japan Atomic Energy Agency, 2.OYO Corporation)

[SGL33-P11] Structural position of the Akiyoshi Limestone in the Permian accretionary complex of the Akiyoshi Belt, Southwest Japan

*Koji Wakita¹, Hokuto Obara², Takanori Nakagawa (1.Yamaguchi University Community Future Center, 2.Mine Akiyoshidai Karst Plateau Geopark Promotion Council)

[SGL33-P12] Deformation characteristics and metamorphic temperature of the high-pressure terrace of the Taiwan orogeny

*Han Chun Lin¹, Yuan Hsi Lee¹, Lucas Mesalles¹, Jian Cheng Lee² (1.Department of Earth and Environmental Sciences, National Chung-Cheng University, 2.Institute of Earth Sciences, Academia Sinica, Taiwan)

Session information

[S-GL33] Geologic structure and tectonic history of East Asia and Japanese Islands