Prolonged high relief in the northern Cordilleran orogenic front during middle and late Eocene extension based on stable isotope paleoaltimetry

Majie Fan1, Kurt N Constenius2 and David L Dettman2, (1)University of Texas at Arlington, Department of Earth and Environmental Sciences, Arlington, TX, United States, (2)University of Arizona, Department of Geosciences, Tucson, AZ, United States