[S-GL23] Geologic structure and tectonic history of East Asia and Japanese Islands

Tue. May 23, 2023 3:30 PM - 4:45 PM Exhibition Hall Special Setting (1) (Exhibition Hall 8, Makuhari Messe)

convener:Makoto Otsubo(Geological Survey of Japan, Research Institute of Earthquake and Volcano Geology), Jun Hosoi(Geological Survey of Japan, Institute of Geology and Geoinformation, AIST), Toshiki Haji(Geological Survey of Japan, AIST), Chairperson:Toshiki Haji(Geological Survey of Japan, 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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3:30 PM - 3:45 PM

[SGL23-01] The Yamato tectonic line and tectonic framework of Far East Asia

*Yukio Isozaki¹, Yusuke Sawaki¹, Hideki Iwano², Takafumi Hirata³, Keitaro Kunugiza⁴ (1.Department of Earth Science and Astronomy, Graduate School of Arts and Sciences, The University of Tokyo, 2.Kyoto Fission-Track Co. Ltd. , 3.Geochemical Resaerch Center, The University of Tokyo, 4.Department of Human Development, Toyama University)

3:45 PM - 4:00 PM

[SGL23-02] Origin and the Paleo-Kuril arc and reconsideration of NE Asian tectonics

*Futoshi Nanayama¹ (1.Museum of Natural and Environmental History, Shizuoka)

4:00 PM - 4:15 PM

[SGL23-03] The Middle Miocene tectonics in the north-central Hokkaido inferred from the deposition of serpentinite-bearing conglomerate

*Aren Kanazawa¹ (1.Shinshu University)

4:15 PM - 4:30 PM

[SGL23-04] Relationship between the Cenozoic movement of the Tanakura Fault Zone and the Miocene deformed conglomerate

*Jun Hosoi¹, Tohru Danhara², Hideki Iwano² (1.Geological Survey of Japan, Institute of Geology and Geoinformation, AIST, 2.Kyoto Fission-Track Co., Ltd.)

4:30 PM - 4:45 PM

[SGL23-05] Occurrence of the Kerama Formation (Shimanto Belt) in the Kerama Islands, Central Ryukyu and detrital zircon U-Pb ages

*Ryuichi Shinjo^1,2, Ken Usami³, Hiroyuki Miyagi, Seiya Nakandakari², Ke-han Song⁴, Nagi Takahashi² (1.Research Institute for Humanity and Nature, 2.Dept Physics and Earth Sciences, University of the Ryukyus, 3.Okinawa Prefectural Museum and Art Museum, 4.Graduate School of Engineering and Science, University of the Ryukyus)

Session information