10:00 AM - 10:15 AM
*Susumu UMINO1, Keitaro KITAMURA1, Kyoko KANAYAMA1, Yuki KUSANO1, Ryoko SENDA2, Osamu ISHIZUKA3 (1.Division of Natural System, Kanazawa University, 2.Department of Solid Earth Geochemistry, JAMSTEC, 3.Geological Survey of Japan, AIST)