James, Allan H. Hypothetical Diagrams Of Several Porphyry Copper Deposits (utah Copper, Chino, Ray, Braden) - SEGEMARU.S.A.CHILE 1971 Economic Geology, Volumen 66, Pags. 43-47 Subjects--Topical Terms: Cobre Porfidico Subjects--Index Terms: Mineral/es: Cobre Mina/s: UTAH COPPER; CHINO; RAY; BRADEN