Search Results       Your search for [subject]Copper mines and mining -- Philippines -- Benguet (Mountain Province) returned 1 record.           Geological-geophysical investigation of a porphyry-type copper deposit at Camp 4, Tuba, Benguet. by Malicdem, Domingo G., 1933-; 1970. Subject: Copper mines and mining -- Philippines -- Benguet (Mountain Province); Porphyry.          Add to Book Cart Relevance: 42.70%