Related by context. Frequent words. (Click for all words.) 73 Peabody Energy 60 Alpha Natural Resources 59 Consol Energy 57 Patriot Coal 53 Massey Energy 51 Allegheny Technologies 51 Coal 51 Cliffs Natural Resources 50 CNX Gas 50 Cleveland Cliffs 49 Steel Dynamics 49 Newmont Mining 48 coal 48 Coeur d' Alene Mines 48 ConocoPhillips 47 Freeport McMoRan 47 CONSOL Energy 47 Consol 46 Luminant 46 Newmont Mining Corp. 46 Powder River Basin 46 Monsanto Co. 46 Dynegy 46 Exelon Corp. 46 Caterpillar 45 Chesapeake Energy 45 Exelon 45 AK Steel 45 Alcoa 45 Cameco 44 Barrick Gold 44 Ameren 44 Smithfield Foods Inc. 44 USEC 44 Goldcorp 44 NRG Energy 43 Holcim 43 Smithfield Foods 43 BNSF 43 Xcel Energy 43 Plum Creek Timber 43 Macarthur Coal 43 Chalco 43 Barrick Gold Corp. 43 Nucor 43 Burlington Northern 43 AngloGold Ashanti 42 thermal coal 42 ConocoPhillips COP 42 CF Industries 42 Doe Run 42 Weyerhaeuser Co. 42 Teck Cominco 42 Newmont 42 CF Industries Holdings 42 TransAlta 42 Express Scripts 42 coal mine 42 Paccar 42 AmerenUE 41 Range Resources 41 Chevron Corp. 41 metallurgical coal 41 Dominion Resources 41 VeraSun 41 Western Refining 41 Norfolk Southern 41 Constellation Energy 41 Gerdau 41 Barrick 41 Suncor Energy 41 Ralcorp 41 Allegheny Energy 41 Nucor Corp. 41 Rio Tinto 41 Tyson Foods Inc. 41 coal mining 40 Peabody 40 coal gasification 40 ONEOK 40 CBOT Holdings 40 Arch 40 Mylan 40 Sanderson Farms 40 Altria Group 40 Kinder Morgan 40 Fifth Third Bancorp 40 AngloGold 40 Placer Dome 40 BNSF Railway 40 Stifel 40 Headwaters 40 ArcelorMittal 40 Monsanto 40 AK Steel Holding 39 CNX 39 Agrium 39 Molycorp 39 Dean Foods 39 Hormel Foods 39 Rentech