TY - GEN AU - Labrosse,S AU - Hernlund,J W AU - Coltice,N TI - A crystallizing dense magma ocean at the base of the Earth's mantle SN - 1476-4687 PY - 2008///0111 N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1038/nature06355 ER -