4:00 PM - 4:15 PM
*Yoshiki Shirahama1, Lorena Nicole Rosell Guevara2, Anderson Rafael Palomino Tacuri2, Carlos Benavente Escobar2, Hisao Kondo3 (1.The University of Tokyo, 2.Geological, Mining and Metallurgical Institute, 3.National Institute of Advanced Industrial Science and Technology)