Contrasting Redox Stories from Trace Metal and Iron Proxy Records of the Late Cretaceous Western Interior Seaway

Allyson C Tessin1, Nathan D Sheldon2, Ingrid L Hendy2 and Anthony Chappaz3, (1)University of Michigan Ann Arbor, Ann Arbor, MI, United States, (2)University of Michigan Ann Arbor, Earth and Environmental Sciences, Ann Arbor, MI, United States, (3)Central Michigan University, Institute for Great Lakes Research - Dept. of Earth and Atmospheric Sciences, Mount Pleasant, MI, United States