10:00 AM - 10:20 AM
*Kosuke NAEMURA1, Martin SVOJTKA2, Lukas ACKERMAN2, Ichiko SHIMIZU1, Takao HIRAJIMA3 (1.Department of Earth and Planetary Science, Graduate School of Science, The University of Tokyo, 2.Geologicky ustav Akademie, Czech Republic, 3.Department of Geology & Mineralogy, Faculty of Science, Kyoto University)