JpGU-AGU Joint Meeting 2026

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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 9:00 AM - 10:30 AM Convention Hall (CH-B) (International Conference Hall, Makuhari Messe)

Chairperson:Ishizuka Osamu(Geological Survey of Japan, AIST), Akamatsu Yuya(Japan Agency for Marine-Earth Science and Technology), Zhang Jin(Texas A&M University College Station)

9:15 AM - 9:30 AM

[SCG55-02] Heterogeneity of mantle source beneath the West Philippine Basin: Evidence from whole-rock and mineralogical data

*Mori Kouki1, Osamu Ishizuka2, Yuji Ichiyama1 (1. Chiba university, 2. Geological Survey of Japan, AIST)

Keywords:West Philippine Basin, Large Igneous Provinces, mantle heterogeneity, Philippine Sea Plate