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Study led by Ann Dunlea and Logan Tegler published in Chemical Geology. This study investigates how pelagic clays can record the iron isotope composition of seawater and explores what these records reveal about iron cycling in the South Pacific over the last 95 million years.

Full citation: Dunlea, A. G., Tegler, L. A., Peucker-Ehrenbrink, B., Anbar, A. D., Romaniello, S. J., & Horner, T. J. (2021). Pelagic clays as archives of marine iron isotope chemistry. Chemical Geology, 575, 120201, doi:10.1016/j.chemgeo.2021.120201.