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

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

*秋澤 紀克¹、三國 和音²、Jennifer Lington³、Christopher Yen⁴、宮崎 隆⁵、Francesco Narduzzi⁶、鹿児島 渉悟⁷、Katie Preece⁸、植田 勇人⁹、Paola Vannucchi¹⁰、Lottie Atton¹¹、山口 飛鳥¹²、Hiroko Kitajima¹³、平野 直人¹⁴、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)

キーワード：プチスポット、玄武岩、カンラン石、太平洋プレート、IODP3