Variations in the Crust-Mantle Transition Beneath the Andean Cordillera and Implications for Orogenic Processes.

Clinton D Koch1, Dakota Isaacs1, Jonathan R Delph2 and Susan L Beck3, (1)University of Arizona, Tucson, AZ, United States, (2)University of Oregon, Earth Sciences, Eugene, OR, United States, (3)University of Arizona, Department of Geosciences, Tucson, AZ, United States