Zinc

Mills, H.F., 1944, Mining at Iron King - Arizona: Mining World [Seattle], v. 6, no. 3, p. 13-16.

Mills, H.F., 1941, Ore occurrence at the Iron King mine, an interesting example of replacement in schist in Arizona: Engineering and Mining Journal, v. 142, no. 10, p. 56-57.

Finlay, J.R., 1918, The Jerome District of Arizona -- Part II: Engineering and Mining Journal, v. 106, no. 14, p. 605-610.

Finlay, J.R., 1918, The Jerome District of Arizona -- Part I: Engineering and Mining Journal, v. 106, no. 13, p. 557-562.

DeWitt, Ed, 1995, Base- and precious-metal concentrations of Early Proterozoic massive sulfide deposits in Arizona -- Crustal and thermochemical controls of ore deposition: U.S. Geological Survey Bulletin 2138, 36 p.

Spencer, J.E., and Welty, J.W., 1989, Mid-Tertiary ore deposits in Arizona: Arizona Bureau of Geology and Mineral Technology Open-File Report 86-12, 40 p. [superseded by Spencer, J.E., and Welty, J.W. (1989), in Arizona Geological Society Digest 17, p. 585-607].

Keith, Stanton B., comp., 1969, Map of known nonferrous base and precious metal mineral occurrences in Arizona: Arizona Bureau of Mines, 1 sheet, scale 1:1,000,000 [reprinted 1978, Arizona Bureau of Geology and Mineral Technology].

McCrory, F.J., and O'Haire, R.T., comps., 1961, Map of known metallic mineral occurrences of Arizona: Arizona Bureau of Mines, 1 sheet, scale 1:1,000,000.

U.S. Geological Survey, 1982, Mineral resource potential and related studies of the Papago Indian Reservation, southern Arizona: U.S. Geological Survey unpublished report [selected portions available for inspection at Arizona Geological Survey, 416 W. Congress, Suite 100, Tucson, Ariz.].

Higgins, Edwin, 1911, The Vekol copper deposits: Engineering and Mining Journal, v. 91, March 4, p. 473-474.