Fluorite

U.S. Bureau of Mines, 1945, Effect of the war upon mining and metallurgy in Arizona: U.S. Bureau of Mines War Minerals Report 403, 34 p.

U.S. Bureau of Mines, 1945, Snowball, Maricopa County, Ariz.: U.S. Bureau of Mines War Minerals Report 366, 18 p.

U.S. Bureau of Mines, 1945, War Minerals Reports nos. 1 to 475 - Commodity and geographic indexes: U.S. Bureau of Mines, 19 p.

Peirce, H.W., 1980, Industrial minerals and rocks of Arizona: Fieldnotes [Arizona Bureau of Geology and Mineral Technology], v. 10, no. 2, p. 1-3, 10-11.

Wilson, J.P., 1995, The mining frontier, in Farrell, M.M., and others, Tearing up the ground with splendid results: Historic mining on the Coronado National Forest: U.S. Department of Agriculture, Forest Service, Southwestern Region, Heritage Resources Management Report no. 15, p. 3-26.

McCrory, F.J., and O'Haire, R.T., comps., 1961, Map of known nonmetallic mineral occurrences of Arizona: Arizona Bureau of Mines, 1 sheet, scale 1:1,000,000 [revised 1965, reprinted 1979, Arizona Bureau of Geology and Mineral Technology; now available as Arizona Geological Survey Map M-5].

Sawyer, M.B., Gurmendi, A.C., Daley, M.R., and Howell, S.B., 1992, Principal deposits of strategic and critical minerals in Arizona: U.S. Bureau of Mines, Special Publication, 334 p.

Wilmarth, V.R., Bauer, H.L., Jr., Staatz, M.H., and Wyant, D.G., 1952, Uranium in fluorite deposits, in Selected papers on uranium deposits in the United States: U.S. Geological Survey Circular 220, p. 13-18.

Jones, G.M., 1990, Mineral resources, with appendix - List of mines and prospects, in Peterson, J.A., ed., Preliminary mineral resource assessment of the Tucson and Nogales 1o by 2o quadrangles, Arizona: U.S. Geological Survey Open-File Report 90-0276, p. 68-129.

Peterson, J.A., ed., 1990, Preliminary mineral resource assessment of the Tucson and Nogales 1o by 2o quadrangles, Arizona: U.S. Geological Survey Open-File Report 90-0276, 134 p., 24 sheets, scale 1:250,000.