JpGU-AGU Joint Meeting 2026

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[E] Oral

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

[S-CG55] Oceanic plate as inputs to subduction zone and the subduction initiation

Thu. May 28, 2026 10:45 AM - 12:15 PM Convention Hall (CH-B) (International Conference Hall, Makuhari Messe)

Chairperson:Hirano Naoto(Center for Northeast Asian Studies, Tohoku University), Fujie Gou(Japan Agency for Marine-Earth Science and Technology), Kagoshima Takanori(University of Toyama)

11:15 AM - 11:30 AM

[SCG55-09] Hidden magmatism in old oceanic lithosphere revealed by International Ocean Drilling Programme (IODP3) Expedition 502

*Norikatsu Akizawa1, Kazuto Mikuni2, Jennifer Lington3, Christopher Yen4, Takashi Miyazaki5, Francesco Narduzzi6, Takanori Kagoshima7, Katie Preece8, Hayato Ueda9, Paola Vanucchi10, Lottie Atton11, Asuka Yamaguchi12, Hiroko Kitajima13, Naoto Hirano14, the Exp. 502 Science Team (1. Earth and Planetary System Science, Hiroshima University, 2. National Institute of Advanced Industrial Science and Technology, 3. University of Southampton, 4. University of Lausanne, 5. Japan Agency for Marine-Earth Science and Technology, 6. University of Pavia, 7. University of Toyama, 8. Swansea University, 9. Niigata University, 10. University of Florence, 11. University of Plymouth, 12. The University of Tokyo, 13. Texas A&M University, 14. Tohoku University)

Keywords:Petit-spot, Basalt, Olivine, Pacific Plate, IODP3