| Presmyk, Les (2020) The Magma Mine, Pioneer District, Superior, Pinal County, Arizona. Rocks & Minerals, 95 (1) 68-91 doi:10.1080/00357529.2020.1670573 Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 163, 204 Barnes, Reginald, Hay, Mark (1983) Famous Mineral Localities: the Magma Mine [Arizona]. The Mineralogical Record, 14 (2) Tucson. 72-82 Pierce, Larry, Buseck, Peter R. (1978) Superstructuring in the bornite-digenite series: a high-resolution electron microscopy study. American Mineralogist, 63 (1-2) 1-16 Morimoto, N. & A. Gyobu (1971), The composition and stability of digenite, AmMin.: 56: 1889-1909 Wilson, E.D., et al (1950), Arizona zinc and lead deposits, part I, AZ Bur. Mines Bull. 156: 93. Galbraith, F.W. (1947), Minerals of AZ, AZ Bur. Mines Bull 153: 15 Short, M.N., et al (1943), Geology and ore deposits of the Superior mining area, AZ, AZ Bur. Mines Bull. 151 |