Chowdhury, Mohammad Kashem Hossen, Md. Ashraful Islam Khan, and Mir Raisul Islam. "Economic Feasibility Study of Hard rock Extraction Using Quarry Mining Method at Companiganj Upazila in Sylhet District, Bangladesh." ... Quarry Mining. ... The word quarry can include underground quarrying for stone, such as Bath stone. ...
Economic Feasibility Study of Hard rock Extraction Using ...
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