Strong inheritance of texture between perovskite and post-perovskite in the D′′ layer

• DOI: 10.1038/ngeo1844
• Publication Date: 2013-06-14T04:52:39Z
• Authors: David P. Dobson; Nobuyosihi Miyajima; Fabrizio Nestola; Matteo Alvaro; Nicola Casati; Christian Liebske; Ian G. Wood; Andrew M. Walker
• Keywords: Post-perovskite; Seismic anisotropy; Silicate perovskite; Core–mantle boundary

Flow in the deep mantle is thought to create textures in the high-pressure mineral post-perovskite. Laboratory simulations of the transformation between lower-pressure perovskite and post-perovskite show that post-perovskite can also inherit textures from the perovskite phase, and vice versa.