Mylonite of the Proterozoic Oracle Granite exposed in the lower plate of the Catalina metamorphic core complex along Mt. Lemmon Highway along the lower flanks of the Santa Catalina Mountains.
Photographer: Mike Conway
Photo Date: July 2016
Latitude: 32.3164361111
Longitude: -110.710158333
Photo Location Accuracy: Known Location
Photo Tags: mylonite, gneiss, core complex, Proterozoic