A Major Key toward Uncovering the Asteroid Collision Process and the deep Earths Dynamics
Posted January 22nd, 2021 for JAMSTEC 1. Overview A research group led by Dr. Naotaka Tomioka, Senior Researcher at the Kochi Institute for Core Sample Research of the Japan Agency for Marine-Earth Science and Technology (KOCHI JAMSTEC) gave the mineral name “poirierite” to a high-pressure phase with the chemical composition of olivine that was found in shocked meteorites. Poirierite has now been officially approved as a new mineral species by the International Mineralogical Association. Olivine (peridot) is abundantly found not just in the Earth's upper mantle, but also ...