Possible presence of poirierite, a high-pressure phase of (Mg,Fe)<sub>2</sub>SiO<sub>4</sub>, in the deep Earth's mantle

Naotaka TOMIOKA

Presentation information

Oral presentation

R3: High-pressure science and deep Earth’s material

Thu. Sep 12, 2024 10:00 AM - 12:00 PM ES025 (Higashiyama Campus)

Chairperson:Takeshi Sakai(Ehime University), Ryosuke Sinmyo(Meiji University), Takayuki Ishii(Okayama University), Takaaki Kawazoe(Hiroshima University)

10:30 AM - 10:45 AM

[R3-03] Possible presence of poirierite, a high-pressure phase of (Mg,Fe)₂SiO₄, in the deep Earth's mantle

*Naotaka TOMIOKA¹, Takuo Okuchi², Narangoo Purevjav³, Masaaki Miyahara⁴ (1. KOCHI, JAMSTEC, 2. KRUNS, Kyoto Univ., 3. Seoul National Univ., 4. Earth Planet Sci., Hiroshima Univ.)

Keywords:olivine, poirierite, high-pressure phase transformation, transmission electron microscope