Pozzolan

Wolfe, E.W., and Light, T.D., 1984, Strawberry Crater Roadless Areas, Arizona, in Marsh, S.P., and others, eds., Wilderness mineral potential - Assessment of mineral resource potential in U.S. Forest Service lands studied 1964-84, v. 1: U.S. Geological Survey Professional Paper 1300, p. 110-112.

Welty, J.W., and Spencer, J.E., 1987, Geology and industrial uses of Arizona's volcanic rocks, in Peirce, H.W., ed., Proceedings of the 21st Forum on the Geology of Industrial Minerals: Arizona Bureau of Geology and Mineral Technology Special Paper 4, p. 18-19.

Young, R.A., 1966, Cenozoic geology along the edge of the Colorado Plateau in northwestern Arizona: St. Louis, Mo., Washington University, Ph.D. dissertation, 167 p., 4 sheets, scale 1:31,680; abstract in Dissertation Abstracts International, v. 27, p. 1994B-1995B.

Williams, F.E., 1966, Potential pozzolon deposits in Arizona: Tucson, University of Arizona, M.S. thesis, 93 p.

Welty, J.W., and Spencer, J.E., 1985, Geology and industrial uses of Arizona's volcanic rocks [abs.], in Aggregates to zeolites (AZ), 21st Forum on the Geology of Industrial Minerals, Tucson, Ariz., April 9-12, 1985, Program with Abstracts: Arizona Bureau of Geology and Mineral Technology, p. 18-19.

Reynolds, S.J., Welty, J.W., and Spencer, J.E., 1986, Volcanic history of Arizona: Fieldnotes [Arizona Bureau of Geology and Mineral Technology], v. 16, no. 2, p. 1-5.

Kiersch, G.A., 1955, Mineral resources, Navajo-Hopi Reservations, Arizona-Utah, Volume II, Nonmetallic minerals - Geology, evaluation, and uses, with sections by J.W. Anthony, R.L. DuBois, P.W. Howell, J.C. Haff, W.D.Keller, H.E. Krumlauf, and R.L. Wilson: Tucson, University of Arizona Press, 105 p.