Assertion: periclase | /r/HasProperty | anisotropic
Facets:
value: below the transition zone
type: LOCATION
Source sentences:
text: Below the transition zone, the three main minerals, periclase, silicate perovskite (bridgmanite), and post-perovskite are all anisotropic and could be generating anisotropy observed in the D" region (a couple hundred kilometer thick layer about the core-mantle boundary).