Crossword clues for Source of coal 4 lettersAnswerClueMINECoal sourceMINEUnderground coal sourceSAARGermany's source of coal and iron.MINESource of coalSAARRegional source of Nazi coal and iron.SAAROne source of Hitler's coal and iron.MINESUnderground coal sourcesSTRIPMINESEco-unfriendly coal sourcesSEAMSCoal sourcesSTRIPMINECoal sourceWVABig source of coal: Abbr.MINESSources of coalMINESOOTCOAL DUST, AT ITS SOURCE