9:15 AM - 9:30 AM
*Raymond DURRHEIM1, Alexander MILEV2, Thabang KGARUME2, Van zyl BRINK2, Artur CICHOWICZ3, Hiroshi OGASAWARA4 (1.CSIR, South Africa, 2.University of the Witwatersrand, South Africa, 3.Council for Geoscience, South Africa, 4.Ritsumeikan University, Japan)