Schwartz, G.M., 1947, Hydrothermal alteration in the 'porphyry copper' deposits: Economic Geology, v. 42, no. 4, p. 319-352.
Schwartz, G.M.
Economic Geology, v. 42, no. 4, p. 319-352.
Mineral District, Alteration, Hydrothermal System, Porphyry Copper, Mineralization,