C-2: Fluid-rock reactions and nano- to microstructural evolution during metamorphism and alteration.

[PC2-13] Integrated analysis using rock magnetism and synchrotron radiation for magnetite within abyssal serpentinized peridotites

*Masakazu Fujii^1,2, Kazuki Yoshida³, Atsushi Okamoto³, Kenta Yoshida⁴, Ryosuke Oyanagi⁵, Yasuhiro Niwa^2,6, Masao Kimura^2,6 (1. National Institute of Polar Research (Japan), 2. The Graduate University for Advanced Studies, SOKENDAI (Japan), 3. Tohoku University (Japan), 4. Japan Agency for Marine-Earth Science and Technology (Japan), 5. Kokushikan University (Japan), 6. High Energy Accelerator Research Organization (Japan))

キーワード：serpentinization, oceanic lithosphere, magnetite, magnetic anomaly