Three-billion-year Secular Evolution of Oxygen Isotopes in Seawater Inferred from Chert δ18O and Δ17O


Justin Hayles1, Martin Homann2, Asmita Banerjee3, Hehe Jiang4, Bing Shen5, Cin-Ty Lee6 and Laurence Yeung1, (1)Rice University, Houston, United States, (2)IUEM Institut Universitaire Européen de la Mer, Laboratoire Géosciences Océan, Plouzané, France, (3)Oregon State University, Corvallis, OR, United States, (4)Rice University, Houston, TX, United States, (5)Peking University, Beijing, China, (6)Rice University, Department of Earth, Environmental and Planetary Sciences, Houston, TX, United States