High-pressure γ-CaMgSi2O6: Is penta-coordinated silicon common in the Earth mantle?
Yi Hu, University of Hawaii at Manoa, Honolulu, HI, United States, Boris Kiefer, New Mexico State University Main Campus, Department of Physics, Las Cruces, NM, United States and Przemyslaw Dera, University of Hawai'i at Mānoa, Hawai'i Institute of Geophysics and Planetology, Honolulu, United States