Wendel, Clifford Recommended Standard Procedure For Geologic-Assay Records At The Mantos Blancos Open-Pit Copper Mine - SEGEMARCHILE 1957 Geologic Mapping And Records, Antofagasta Subjects--Topical Terms: Yacimientos Minerales Subjects--Index Terms: Mineral/es: Cobre Mina/s: MANTOS BLANCOS