[3oral112-19] T5［Topic Session］Tectonics

Tue. Sep 19, 2023 3:00 PM - 5:00 PM oral room 1 (4-11, Yoshida-South Campus Bldg. No 4)

Chiar:Toru Nakajima, Hiroaki KOGE

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3:00 PM - 3:15 PM

[T5-O-7] Zircon U–Pb ages of the Ryoke Granitoids in the Ina area, southwest Japan

*Tetsuya TOKIWA¹, So KITAKAWA¹ (1. Shinshu University)

3:15 PM - 3:30 PM

[T5-O-8] Tectonic relationships between the Northern Chichibu Belt, the Mikabu Greenstones, and the Sanbagawa Belt: Insight from illite K-Ar ages in the Kanto Mountains

*Ichiko Shimizu¹, Zhiqiang Lu², Tetsumaru Itaya³, Yui Koketsu⁴, Di Bian¹ (1. Kyoto University, 2. The University of Tokyo , 3. Hiruzen Institute for Geology & Chronology, 4. Nagoya University)

3:30 PM - 3:45 PM

[T5-O-9] (entry) Geochronology and provenance of the Bonborigawa and Gongenyama formations in the Shimanto belt, Kanto mountains

*【ECS】Kohki BANDO¹, Yoshihiro ASAHARA², Shigeru OTOH³ (1. Graduate School of Science and Engineering, University of Toyama, 2. Graduate School of Environmental Studies, Nagoya University, 3. Faculty of Sustainable Design, University of Toyama)

3:45 PM - 4:00 PM

[T5-O-10] Catastrophic huge debris avalanche in the Annapurna massif and associated infilling of the Pokhara valley, Nepal Himalaya

*Harutaka SAKAI¹ (1. Kyoto University)

4:00 PM - 4:15 PM

[T5-O-11] (entry) Spatial distribution of mineralization developed around the plate boundary fault in the Nankai Trough off Muroto from X-ray CT data

*【ECS】Natsuki NOMURA¹, Satoshi Tonai¹, Hyate Fukushima¹, Hiroki Yumii¹ (1. Kochi University)

4:15 PM - 4:30 PM

[T5-O-12] Subsurface structure of the southern part of the Kamishiro fault in the Itoigawa–Shizuoka tectonic line active fault system revealed by P-wave seismic reflection profiling

*Haruo Kimura¹, Yasuhira Aoyagi¹, Hidenobu Takahashi¹, Yasuhiko Akinaga², Koji Yamada², Takashi Imayoshi², Masaki Suehiro² (1. Central Research Institute of Electric Power Industry, 2. Hanshin Consultants Co., Ltd.)

4:30 PM - 4:45 PM

[T5-O-13] Anisotropy of elastic wave velocity of Neogene sedimentary rocks in the Akita area: Influences of compaction and regional stress field

*Osamu NISHIKAWA^1,2, Takumi NIIDA³, Haruto SAITO³, Tadao IMAI² (1. Mineral Industry Museum, Akita University, 2. Graduate School of International Resource Sciences, Akita University, 3. Faculty of International Resource Sciences, Akita University)

4:45 PM - 5:00 PM

[T5-O-14] Seismic Belts of Southwest Japan and Nankai Trough Megaquake

*Nobuaki Niitsuma¹ (1. Institute of GeoScience, Shizuoka Univ., Sendeai)

Session information