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Description:A quarry is a place where rocks, sand, or minerals are extracted from the surface of the Earth. A quarry is a type of mine called an openpit mine, because it is open to the Earths surface.Another type of mine, a subsurface mine, consists of underground tunnels or shafts.. The most common purpose of quarries is to extract stone for building materials.
SourceAccess Heavy Industries Co., Ltd. China(Mainland)