11:00 AM - 11:15 AM
*Takuya ECHIGO1, Mihoko HOSHINO2, Mitsuyoshi KIMATA3, Masahiro SHIMIZU3, Tomoaki MATSUI4, Norimasa NISHIDA5 (1.Faculty of Education, Shiga University, 2.Mineral Resources Research Group, AIST, 3.Earth Evolution Sciences, University of Tsukuba, 4.Faculty of Education, Kagoshiama University, 5.Research Facility Center for Science and Technology, University of Tsukuba)