| References: | Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 132, 309; Schwartz, G.M. (1947), Hydrothermal alteration in the 'porphyry copper' deposits, Econ.Geol.: 42: 319-352; Creasey, S.C, (1959), Some phase relations in the hydrothermally altered rocks of porphyry copper deposits, Econ.Geol.: 54: 351-373. |