| References: | Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 143; Anderson, C.A. & S.C. Creasy (1958), Geology and ore deposits of the Jerome area, Yavapai Co., AZ, USGS PP 308: 91; Lindgren, W. (1926), USGS Bull. 782: 29; Lausen, C. (1928), Hydrous sulphates formed under fumerolic conditions at the United Verde mine, AmMin: 13: 203-229; Schwartz, G.M. (1938), Oxidized copper ores of the United verde Extension Mine, Econ.Geol.: 33: 21-33. |