opencast mining

opencast mining

(ˈəʊpənˌkɑːst) n (Mining & Quarrying) Brit mining by excavating from the surface. Also called: strip mining (esp US) or open-cut mining (Austral. and NZ)[C18: from open + archaic cast ditch or cutting]

Thesaurus

Noun

1.

opencast mining - the mining of ore or coal from an open minestrip miningmining, excavation - the act of extracting ores or coal etc from the earth