JpGU-AGU Joint Meeting 2026

Presentation information

[J] Oral

S (Solid Earth Sciences ) » S-CG Complex & General

[S-CG68] Petrology, mineralogy and resource geology

Tue. May 26, 2026 10:45 AM - 12:15 PM 301A (International Conference Hall, Makuhari Messe)

Chairperson:Akizawa Norikatsu(Earth and Planetary System Science, Hiroshima University), Nozaki Tatsuo(Faculty of Science and Engineering, Waseda University)

10:45 AM - 11:00 AM

[SCG68-07] Origin of Geochemical Diversity in Quaternary Magmas of the Kuju Volcanic Group, northeast Kyushu Island, Japan

*Soma Yamanaka1, Tomoyuki Shibata1, Ryotaro Fujihara2, Tatsuki Orito3, Taichi Heijima3, Masako Yoshikawa1 (1. Graduate School of Advanced Science and Engineering, Hiroshima University, 2. Department of Earth and Planetary Systems Science, Hiroshima University, 3. Earth and Planetary Systems Science Program, School of Science, Hiroshima University)

Keywords:Kuju Volcanic Group, Arc magma, Slab melting, Mass balance calculation