Supplemental material: The rise of oxygen-driven arsenic cycling at ca. 2.48 Ga E. Chi Fru et al. 10.1130/2019089 https://gsapubs.figshare.com/articles/journal_contribution/Supplemental_material_The_rise_of_oxygen-driven_arsenic_cycling_at_ca_2_48_Ga/12540779 GSA Data Repository Item 2019089, Geology. 2019-01-01 00:00:00 Geoscience