[B-CG04] Decoding the history of the Earth-like planets: From their birth to the present

[BCG04-P07] New development and application of a method for estimating paleoocean composition based on pyrite occurrence, sulfur isotopes and trace element composition

*Takatoshi Iwatsubo¹, Takafumi Hirata², Tsuyoshi Komiya¹ (1. Department of Earth and Planetary Science, The University of Tokyo, 2. Geochemical Research Center, The University of Tokyo)

Keywords:evolution of life, Archean, pyrite, trace element, sulfur isotope