This cross section shows the location of the Catalina Detachment Fault and the ultramylonite zone near Pusch Peak in the western Santa Catalina Mountains, Tucson, Arizona. For the accompanying geologic map and GIS database of Spencer and Pearthree (2004): http://repository.azgs.az.gov/uri_gin/azgs/dlio/556
Photographer: Jon Spencer
Photo Date: 2004
Photo Location Accuracy: Approximately Located
Photo Tags: Pusch Ridge, Oro Valley, StateMap, detachment fault, mylonite, Basin and Range Province 
