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

[R3-06] Effect of water on the post-spinel transition in (Mg,Fe)₂SiO₄ system

Yuri SHINODA, *Toru Inoue¹, Sho KAKIZAWA¹, Masamichi NODA³, Takaaki KAWAZOE¹, Tomoko SATO¹, Toru SHINMEI², Tetsuo IRIFUNE² (1. Hiroshima Univ. Adv.Sci.Eng., 2. Ehime Univ. GRC, 3. Hiroshima Univ. Sci.)

Keywords:post-spinel transition, high pressure experiment, effect of water, effect of Fe content

We have conducted high pressure experiment in the system Mg₂SiO₄-Fe₂SiO₄ to clarify the effect of water on the post-spinel transition boundary. We also investigated that the post-spinel transition boundary in the system Mg₂SiO₄-Fe₂SiO₄ under anhydrous condition for the comparison.