3:30 PM - 4:45 PM
*Morihisa Hamada1, Takeshi Hanyu1, Takahiro Ozawa2, Takayuki Ushikubo3, Kenji Shimizu3, Motoo Ito3, Qing CHANG1, Jun-Ichi Kimura1, Hikaru Iwamori1,2 (1.Department of Solid Earth Geochemistry, Japan Agency for Marine-Earth Science and Technology, 2.Department of Earth and Planetary Sciences, Tokyo Institute of Technology, 3.Kochi Institute for Core Sample Research, Japan Agency for Marine-Earth Science and Technology)