Caught in the act: Crustal foundering documented by thermobarometric, Lu-Hf and U-Pb data from Colombian xenoliths

Elias Morgan Bloch, University of Lausanne, Lausanne, Switzerland, Mauricio Ibañez Mejia, Massachusetts Institute of Technology, Cambridge, MA, United States, Jeffrey D. Vervoort, Washington State University, School of the Environment, Pullman, WA, United States, Othmar Müntener, University of Lausanne, Institute of Earth Sciences, Lausanne, Switzerland and Kendra Murray, University of Michigan, Ann Arbor, United States