Sulfur isotope anomaly of igneous sulfides in the Belingwe komatiites implication for the onset of the subduction

Yusuke Kubota1, Yuichiro Ueno1,2, Kenji Shimizu3, Akira Ishikawa1,2 and Fumihiro Matsu'Ura4, (1)Tokyo Institute of Technology, Earth and Planetary Sciences, Tokyo, Japan, (2)JAMSTEC, Kanagawa, Japan, (3)JAMSTEC, Kochi, Japan, (4)Tokyo Institute of Technology, Earth Life Science Institute, Tokyo, Japan