Hervé, Miguel Geologic overview of the Escondida porphyry copper district, northern Chile - Littleton, Colorado Society of Economic Geologists 2012 - pp. 55-78 ilus. - Society of Economic Geologists. Special Publication n.16 . Subjects--Topical Terms: COBRECOBRE PORFIRITICODATACION U-PBGENESIS-YACIMIENTOGEOCRONOLOGIAGEOLOGIA ECONOMICAMINERALIZACION Subjects--Geographic Terms: CHILE Subjects--Index Terms: CHIMBORAZO, YAC. ESCONDIDA, YAC.