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Polish sedimentary copper ore located in Lower Silesia (SW Poland) consists of three lithological fractions: sandstone, dolomitic and shale. The main copper-bearing minerals are chalcocite, bornite and chalcopyrite. The main carrier of organic carbon is shale ore. This part of ore is the main reason for technological problems in a metallurgical process. However, shale ore is the part of copper ore which is the richest in copper and other accompanying metals such as silver, lead, zinc, nickel, cobalt and other. The...