JpGU-AGU Joint Meeting 2026

Presentation information

[E] Oral

B (Biogeosciences ) » B-CG Complex & General

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

Fri. May 29, 2026 10:45 AM - 12:15 PM Exhibition Hall Special Setting (5) (Exhibition Hall 7&8, Makuhari Messe)

Chairperson:Yoshida Satoshi(ISAS, JAXA), Pandey Abhishek(Hiroshima University)

11:15 AM - 11:30 AM

[BCG04-09] Quantifying triple oxygen isotope composition of phosphate in banded iron formations: Implications for the Archean phosphorus cycle

*Takashi Sambuichi1, Tamami Maeda1, Urumu Tsunogai1, Fumiko Nakagawa1, Kenichiro Sugitani1 (1. Graduate School of Environmental Studies, Nagoya university)

Keywords:Triple oxygen isotope composition, Phosphate, Paleoenvironment, Banded iron formations, Oceanic phosphorus cycle, Archean