Armel Menant^1,2, Samuel Angiboust¹, Taras Gerya³, Robin Lacassin¹, Martine Simoes¹ and Raphael Grandin¹, (1)Institut de Physique du Globe de Paris, Paris, France, (2)Deutsches GeoForschungsZentrum GFZ, Potsdam, Germany, (3)ETH Swiss Federal Institute of Technology Zurich, Zurich, Switzerland