Arie Pieter Van Den Berg, Utrecht University, Department of Earth Sciences, Utrecht, Netherlands, David A Yuen, Univ of Minnesota, Minneapolis, MN, United States; Columbia University, Dept. of Applied Physics and Applied Mathematics, New York, NY, United States, Koichiro Umemoto, Tokyo Institute of Technology, Earth-Life Science Institute, Tokyo, Japan, Michael H.G Jacobs, Clausthal University of Technology, Institute of Metallurgy, Clausthal-Zellerfeld, Germany and Renata Wentzcovitch, Columbia University in the City of New York, Department of Applied Physics and Applied Mathematics, New York, NY, United States