Constraining Subsurface Structure and Composition Using Seismic Refraction Surveys of Proglacial Valleys in the Cordillera Blanca, Peru

Robin Lee Glas1, Laura Lautz2, Jeffrey M McKenzie3, Bryan G Mark4, Emily Alyssa Baker1, Caroline Aubry-Wake5, Lauren Dorothy Somers5 and Oliver Wigmore6, (1)Syracuse University, Syracuse, NY, United States, (2)Syracuse University, Syracuse, United States, (3)McGill University, Earth and Planetary Sciences, Montreal, QC, Canada, (4)School of Earth Sciences, The Ohio State University, Columbus, OH, United States, (5)McGill University, Montreal, QC, Canada, (6)Univ. of Colorado Boulder, Inst. of Arctic and Alpine Res., Boulder, CO, United States