AZGS geoscientists, Phil Pearthree, Joe Cook and Brian Gootee examining lacustrine and fine-grained overbank deposits of the Bouse Formation of western Arizona. The origin and evolution of the Bouse Formation is key to understanding the Miocene-Pliocene development of the Colorado River.
Photographer: Ann Youberg
Photo Date: circa 2016
Photo Location Accuracy: Approximately Located
Photo Tags: bouse formation, Colorado River 
