[S-VC43] Volcanic and igneous activities, and these long-term forecasting

Sun. May 20, 2018 9:30 AM - 10:30 AM A05 (Tokyo Bay Makuhari Hall)

convener:Teruki Oikawa(GSJ, National Institute of Advanced Industrial Science and Technology), Takeshi Hasegawa(Department of Earth Sciences, College of Science, Ibaraki University), Daisuke MIURA(一般財団法人電力中央研究所地球工学研究所地圏科学領域, 共同), Nobuo Geshi(Geological Survey of Japan, The National Institute of Advanced Industrial Science and Technology), Chairperson:Hasegawa Takeshi(Department of Earth Sciences, College of Science, Ibaraki University), Maeno Fukashi

This session focuses on generation and accumulation processes of magmas, magma-crust interaction and degassing, and modes of eruption, long-term forecast of eruption, dispersal and emplacement of the volcanic products. The discussion spans petrological, geochemical, geophysical, and geological processes related with volcanic activity and products in the past, the present and the future.

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9:30 AM - 9:45 AM

[SVC43-01] A model of low-pressure partial melting of the anhdyrous source mantle for the genesis of the Setouchi high magnesium andesites from Southwest Japan

*Hidehisa Mashima¹ (1.Center for Obsidian and Lithic Studies, Meiji University)

9:45 AM - 10:00 AM

[SVC43-02] Estimation of the yield strength of lava flows of Mt.Fuji by lava tube caves and lava tree molds

*Tsutomu Honda¹ (1.Vulcano-speleological Society)

10:00 AM - 10:15 AM

[SVC43-03] The origin of a coarse lithic breccia and its implication for the formation of small calderas

*Yuki Yasuda¹, Keiko Suzuki-Kamata² (1.Graduate School of Science, Kobe University, 2.Kobe Ocean-Bottom Exploration Center)

10:15 AM - 10:30 AM

[SVC43-04] Eruptive sequence of Eruptive episode B in Towada volcano

*Tsuyoshi MIYAMOTO¹, Yoshimi HIROI² (1.Center for Northeast Asian Studies, Tohoku University, 2.Tohoku University (present:Nuclear Regulation Authority ))