Billingsley, G.H., 1994, Geologic map of the Formaster Well quadrangle, northern Mohave County, Arizona: U.S. Geological Survey Open-File Report 94-0243, 9 p., 1 sheet, scale 1:24,000. Authors Billingsley, G.H. Publication Date 1994 Citation U.S. Geological Survey Open-File Report 94-0243, 9 p., 1 sheet, scale 1:24,000. State AZ Province CP County MO Placenames Uinkaret Plateau Basins Kanab Plateau Watersheds Virgin River Keywords Map Bedrock Surficial Geochronology More Keywords Map, Bedrock, Surficial, Geochronology, AzGeoBib RefNum 15129