5:15 PM - 7:15 PM
*Hideaki Kawamura1, Hirochika Sumino1, Hiroyuki Kagi2, Larissa F Dobrzhinetskaya3 (1.Research Center for Advanced Science and Technology, the University of Tokyo, 2.Geochemical Research Center, Graduate School of Science, the University of Tokyo, 3.Department of Earth and Planetary Sciences, University of California, Riverside)