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Quarry Mining Method

Economic Feasibility Study of Hard rock Extraction Using Quarry Mining Method at Companiganj Upazila in Sylhet District Bangladesh Mohammad Kashem Hossen Chowdhury 1 Md Ashraful Islam Khan 1 Mir Raisul Islam 1 1 Department of Petroleum and Mining Engineering Shahjalal University of Science and Technology Sylhet Bangladesh.

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