| References: | Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 100; Ross, C.P. (1925a), Geology and ore deposits of the Aravaipa and Stanley mining districts, Graham Co., AZ, USGS Bull. 763; Galbraith, F.W. (1947), Minerals of AZ, AZ Bur. Mines Bull. 153: 15; Wilson, E.D., et al (1950), Arizona zinc and lead deposits, part I, AZ Bur. Mines Bull. 156: 62. |