Radomiro Tomic mine
The Radomiro Tomic mine is open pit mine that extracts oxide minerals at above sea level in the Andes mountains near to Chuquicamata mine and Calama in northern Chile's Antofagasta Region . 
<triplet> Andes mountains <subj> Chile <obj> country <triplet> Chile <subj> Antofagasta Region <obj> contains administrative territorial entity <triplet> Antofagasta Region <subj> Chile <obj> country