1. Centro de Geociencias, Universidad Nacional Autónoma de México, Santiago de Querétaro, México
2. Department of Earth Sciences, Memorial University of Newfoundland, St. John’s, Canada
3. Department of Geosciences, University of Arizona, Tucson, AZ, USA
4. Geology, Minerals, Energy, and Geophysics Science Center, US Geological Survey Portland Oregon US, Portland, OR, USA
5. Jackson School of Geosciences, The University of Texas at Austin, Austin, TX, USA