Persistence of Strong Silica-Enriched Domains in the Earth's Lower Mantle

Maxim Ballmer1,2, Christine T Houser3, John W Hernlund3, Renata Wentzcovitch4 and Kei Hirose5, (1)Tokyo Institute of Technology, ELSI, Tokyo, Japan, (2)University College London, ETH Zürich, London, United Kingdom, (3)Earth-Life Science Institute, Meguro, Tokyo, Japan, (4)University of Minnesota Twin Cities, Minneapolis, MN, United States, (5)Tokyo Institute of Technology, Earth-Life Science Institute, Tokyo, Japan