Related by context. Frequent words. (Click for all words.) 43 UMWA 42 Elkview 41 Massey Energy 41 Surface Mine 41 MSHA inspectors 41 Aracoma 39 mining 39 Columbia Gas Transmission 39 Darby Mine 39 dewater 38 Mine 38 Katanga Mining Limited 38 TECO Coal 38 coal seam 38 Ovoot Tolgoi 38 Jerritt Canyon 38 Queenstake 37 Massey 37 Patriot Coal 37 Crandall Canyon Mine 37 Oyu Tolgoi Project 37 MSHA 37 CONSOL 37 mine 37 coal mine 37 Mining 37 spokeswoman Amy Louviere 36 Coal 36 Jeff Gillenwater 36 Coal Mine 36 stope 36 longwall 36 Middletown Works 35 Company NYSE MEE 35 beneficiation plant 35 Vanscoy 35 coalmine 35 Buckhannon 35 longwall mining 35 Thornsbury 35 GeoMet 35 SunCoke 34 Sago Mine 34 Hecla Mining Company 34 coal mining 34 Oglebay Norton 34 Coal Mining 34 coal slurry 34 Marsh Fork 34 Jeffboat 34 Hidalgo Mining 34 Kanawha Circuit 34 Consol Energy 34 CONSOL Energy 34 coke ovens 33 Cabin Creek 33 Westmoreland Coal 33 Yuzhkuzbassugol 33 CNX Gas Corporation 33 Century Aluminum 33 Crandall Canyon mine 33 Monongah 33 Consol 33 NYSE CNX 33 Kenova 33 Coeur Alaska 33 Intrepid Potash 33 Vogtle 33 Mine Safety 33 Kennecott 33 Beckley W.Va. 33 Revett 33 Pasta de Conchos 33 Doe Run 33 ASARCO 32 Romarco 32 Marikana 32 Aracoma Alma No. 32 Taum Sauk reservoir 32 Mineworkers Union 32 ActiveMine 32 Crandall Canyon 32 LTV Steel 32 mine shaft 32 ALCOA 31 W.Va. mine 31 mountaintop removal mining 31 Mine Workers 31 valley fills 31 Rubbertown 31 Teck Cominco 31 Shinnston 31 Hecla Mining 31 Puda Coal 31 Horsehead 31 colliery 31 Emgold 31 ADEQ 31 CNX Gas 31 Union Reefs 31 Smithfield Packing