Multi-Scale Fault Roughness Encapsulated in a Friction Law

Corona Heights fault, California. (a) Whole outcrop view. The inset corresponds to the surface shown on (c). (b) Zoom on the fault showing different segments constituting the surface. (c, d) Map of fault surfaces scanned using LiDAR. The inset in (c) corresponds to the patch shown on (d). Credit: Candela et al. [2011], Figure 2(a-d)