[1oral301-06] S1. [Symposium] Geology of the Kanto Plain ーFrom outcrops to deep underground

Sun. Sep 4, 2022 9:00 AM - 12:00 PM oral room 3 (Build. 14, 102)

Chiar:Kiyoshi KATO, Tomohiro KASAMA

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9:00 AM - 9:30 AM

[S1-O-1] Geologic setting of the Kanto Region considered from the continuity of the Cretaceous Paleo-Japan arc-trench system and the distribution of the geologic units within the forearc basin

*Hisao ANDO¹ (1. Department of Earth Science, Faculty of Science, Ibaraki University)

9:30 AM - 10:00 AM

[S1-O-2] Eastern extension of the Median Tectonic Line in the basement of the Kanto Plain

*Hideo TAKAGI¹ (1. Waseda University)

10:00 AM - 10:30 AM

[S1-O-3] The cause of the east-west contraction tectonics of the Japanese islands and the abrupt uplifting of the Boso fore-arc basin

*Masaki Takahashi¹ (1. Geological Survey of Japan/AIST)

10:30 AM - 11:00 AM

[S1-O-4] Characterization of the crust and mantle structure beneath the Kanto region, Japan

*Hiroshi SATO^1,2, Susumu Abe³, Makoto Matsubara⁴, Tatsuya Ishiyama¹, Naoko Kato^5,1, Eiji Kurashimo¹, Takaya Iwasaki^6,1, Naoshi Hirata^1,4 (1. The Univ. of Tokyo, 2. Shizuoka Univ., 3. JGI. Inc., 4. National Research Institute for Earth Science and Disaster Resilience, 5. Nihon University, 6. Association for the Development of Earthquake Prediction)

11:00 AM - 11:30 AM

[S1-O-5] The marker tephras of the lower part pf the Kazusa Group in the southern Kanto area, Japan and its significance -Focusing on the 2.5 Ma Tanzawa-garnet pumice found in the Kanto Plain -

*Itoko TAMURA¹ (1. Chuo University)

11:30 AM - 12:00 PM

[S1-O-6] Reconstruction of the emergence in the Kanto area deduced from the Quaternary Kazusa Group and tephras

*Takehiko Suzuki¹ (1. Dept. of Geography, Tokyo Metropolitan University)

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