Road cut in the Gila Mountains along I-8, about 12 east of Yuma. The Proterozoic metamorphic basement rocks are intruded byTertiary basaltic dikes. Quaternary colluvium caps the road cut.
Photographer: Mike Conway
Photo Date: circa 2017
Photo Location Accuracy: Approximately Located
Photo Tags: Gila Mountains, Yuma County, Proterozoic, Tertiary, Quaternary 
