1. Geologic and structure map of the Grand Junction quadrangle, Colorado and Utah Yale Public content 1973. 2012-11-27T19:36:33Z. 2022-12-08T04:41:05Z. Cashion, W. B. (William Bryan), 1923-. U.S. Geological Survey. English. Public. Colorado, Rio Blanco County, Garfield County, Mesa County, Utah, Uinta County, and Grand County.