Illite from selected localities.
USA | |
| Scarborough, Robert B. (1981), Radioactive occurrences and uranium production in Arizona, Arizona Bureau of Geology and Mineral Technology Report for U.S. Department of Energy (Atomic Energy Commission), GJBX-143. RME-2071: 247. |
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 109; Barrington, J. & P.F. Kerr (1962), Alteration effects at Tuba dike, Cameron, Arizona, Geol. Soc. Amer. Bull.: 73: 101-112. |