Crossword clues for Mine wastes. 5 letters:SLAGSMine wastes.SLAGSTurns into waste, at a coal mineSLAGMine wasteSLAGCoal-mining wasteSLAGMining wasteSLAGCoal mine wasteSLAGHEAPCoal mining wasteTAILINGSMining wasteTEPETATEWaste rock, in mining.