11:00 AM - 11:15 AM
*M A Sanjeewa P K Malaviarachchi1,2,3, H.M.D.A.H. Bandara2,4, P.L. Dharmapriya1, M Satish-Kumar3 (1.Department of Geology, Faculty of Science, University of Peradeniya, Peradeniya 20400, Sri Lanka, 2.Postgraduate Institute of Science, University of Peradeniya, Peradeniya 20400, Sri Lanka, 3.Department of Geology, Faculty of Science, Niigata University, Niigata 950-2181, Japan, 4.National Institute of Fundamental Studies, Hantana Road, Kandy, Sri Lanka)