Sand and gravel

Wilson, E.D., 1944, Arizona nonmetallics, A summary of past production and present operations: Arizona Bureau of Mines Bulletin no. 152, 58 p.

Wendt, G.E., 1972, General soil map, Yavapai County, Arizona; original text and map by G.E. Wendt, 1968-69; text and mapping legend revised and interpretations added April 1972 by M. L. Richardson: U.S. Department of Agriculture, Soil Conservation Service, 46 p., 1 sheet, scale 1:500,000.

Welsch, D.G., 1977, Environmental geology of the McDowell Mountains area, Maricopa County, Arizona: Part II: Tempe, Arizona State University, M.S. thesis, 68 p., 8 sheets, scale 1:24,000.

Updike, R.G., 1977, The geology of the San Francisco Peaks, Arizona: Tempe, Arizona State University, Ph.D. dissertation, 423 p., 11 sheets, scales 1:8,500 and 1:24,000.

U.S. Geological Survey, Arizona Bureau of Mines, and U.S. Bureau of Reclamation, 1969, Mineral and water resources of Arizona: Arizona Bureau of Mines Bulletin 180, 638 p. [Part I, Geology and mineral resources of Arizona, 464 p., reprinted 1989, Arizona Geological Survey].

Turek, Frank, 1975, Environmental geology of the Apache Junction quadrangle, Arizona: Tempe, Arizona State University, M.S. thesis, 58 p., 5 sheets, scale 1:48,000.

Tuck, F.J., 1955, History of mining in Arizona: Arizona Department of Mineral Resources, 40 p.

Richmond, D.L., and Richardson, M.L., 1974, General soil map and interpretations, Mohave County, Arizona: U.S. Department of Agriculture, Soil Conservation Service, 48 p., 1 sheet, scale 1:600,000.

Richmond, D.L., and Jackson, G.L., 1975, Soil survey and interpretations of the soils in the City of Flagstaff, Coconino County, Arizona, July 1975, an interim report: U.S. Department of Agriculture, Soil Conservation Service, 89 p., 2 sheets, scale 1:24,000.

Richmond, D.L., 1976, Soil survey of the Willcox area, Arizona - parts of Cochise and Graham Counties: U.S. Department of Agriculture, Soil Conservation Service, 76 p., 48 sheets, scale 1:20,000.