Schwartz, G.M., 1921, Notes on textures and relationships in the Globe copper ores: Economic Geology, v. 16, nos. 4 and 5, p. 322-329.
Schwartz, G.M.
Economic Geology, v. 16, nos. 4 and 5, p. 322-329.
Mineral District, Porphyry Copper, Supergene Enrichment, Mineralization,