Terms containing exploitation miniere a ciel ouvert

Subject	French	English
environ.	exploitation minière par couches à ciel ouvert	strip mining Superficial mining, in which the valuable rock is exposed by removal of overburden. Coal, numerous nonmetals and metalliferous ores (iron and copper) are worked in this way. Sinonym: strip mining, opencast mining, openpit mining
gen.	exploitation minière à ciel ouvert	open-cast mining