2:30 PM - 2:45 PM

[BCG10-04] Microstructure and geochemistry of organic matters associated with iron minerals in 3.2 Ga banded iron formations, Moodies Group, Barberton Green stone Belt, South Africa

*Ryo Nakajima¹, Yoko Ohtomo³, Tsubasa Otake², Takeshi Kakegawa⁴, Tsutomu Sato² (1.Division of Sustainable Resources Engineering, Graduate School of Engineering, Hokkaido University, 2.Division of Sustainable Resources Engineering, Faculty of Engineering, Hokkaido University, 3.Faculty of Engineering, Hokkaido University, 4.Graduate School of Science, Tohoku University)

2:45 PM - 3:00 PM

[BCG10-05] Depositional environment of graphite-bearing metasedimentary rocks and banded iron formations in >3.7 Ga Isua Supracrustal Belt, West Greenland

*Yoko Ohtomo¹, Takenori Kato², Tsubasa Otake¹, Takeshi Kakegawa³ (1.Faculty of Engineering, Hokkaido University, 2.Division for Chronological Research, Institute for Space-Earth Environmental Research, Nagoya University, 3.Graduate School of Science and Faculty of Science, Tohoku University)

Yoko Ohtomo

Speaker, Author, Co-Author

[B-CG10] [JJ] Interrelation between Life, Water, Mineral, and Atmosphere

[BCG10-04] Microstructure and geochemistry of organic matters associated with iron minerals in 3.2 Ga banded iron formations, Moodies Group, Barberton Green stone Belt, South Africa

[BCG10-05] Depositional environment of graphite-bearing metasedimentary rocks and banded iron formations in >3.7 Ga Isua Supracrustal Belt, West Greenland