*Go-Ichiro Uramoto^1,2, Yuki Morono², Naotaka Tomioka², Shigeyuki Wakaki², Ryoichi Nakada², Rota Wagai³, Kentaro Uesugi⁴, Akihisa Takeuchi⁴, Masato Hoshino⁴, Yoshio Suzuki^4,5, Satoshi Mitsunobu⁶, Fumito Shiraishi⁷, Hiroki Suga⁵, Yasuo Takeichi⁸, Yoshio Takahashi⁵, Fumio Inagaki² (1.Kochi University, 2.Japan Agency for Marine-Earth Science and Technology, 3.National Agriculture and Food Research Organization, 4.Japan Synchrotron Radiation Research Institute, 5.University of Tokyo, 6.Ehime University, 7.Hiroshima University, 8.High Energy Accelerator Research Organization)

*Akira Ijiri¹, Shigeyuki Wakaki¹, Yoshiro Nishio², Yohei Hamada¹, Tsuyoshi Ishikawa¹, Fumio Inagaki¹ (1.Japan Agency for Marine-Earth Science and Technology, 2.Kochi University)

*Go-Ichiro Uramoto^1,2, Yuki Morono², Naotaka Tomioka², Shigeyuki Wakaki², Ryoichi Nakada², Rota Wagai³, Kentaro Uesugi⁴, Akihisa Takeuchi⁴, Masato Hoshino⁴, Yoshio Suzuki^4,5, Satoshi Mitsunobu⁶, Fumito Shiraishi⁷, Hiroki Suga⁵, Yasuo Takeichi⁸, Yoshio Takahashi⁵, Fumio Inagaki² (1.Kochi University, 2.Japan Agency for Marine-Earth Science and Technology, 3.National Agriculture and Food Research Organization, 4.Japan Synchrotron Radiation Research Institute, 5.University of Tokyo, 6.Ehime University, 7.Hiroshima University, 8.High Energy Accelerator Research Organization)

*Shigeyuki Wakaki¹, Yuki Tezuka², Takashi Miyazaki³, Keiji Horikawa² (1.Kochi Institute for Core Sample Research, JAMSTEC, 2.Univ. of Toyama , 3.Department of Solid Earth Geochemistry, JAMSTEC)

*Shigeyuki Wakaki¹, Yuki Tezuka², Takashi Miyazaki³, Keiji Horikawa² (1.Kochi Institute for Core Sample Research, JAMSTEC, 2.Univ. of Toyama , 3.Department of Solid Earth Geochemistry, JAMSTEC)