High-Velocity Frictional Properties of Westerly Granite and the Role of Thermal Cracking on Gouge Production

Giulio Di Toro, University of Padova, Department of Geosciences, Padova, Italy, Francois Xavier Passelegue, University of Manchester, SEAES, Manchester, United Kingdom, Elena Spagnuolo, National Institute of Geophysics and Volcanology, Roma 1, Rome, Italy, Marie Violay, Swiss Federal Institute of Technology Lausanne, Lausanne, Switzerland, Stefan Bjorklund Nielsen, University of Durham, Department of Earth Sciences, Durham, United Kingdom and Alexandre Schubnel, CNRS, Paris Cedex 16, France