U S Silver Corporation / James L Laurita Jr Walter Energy Incorporated / D & C Mining Corporation / Silver - Idaho Inc. / Jack H Ealy TECO Energy Inc / Blue Mountain Energy Inc / Heidelberg Cement AG / Maple Coal Co Paramont Coal Company Virginia LLC / Peabody Energy / Excel Mining LLC K / Alliance Resource Partners LP / D & C Mining Corporation Big Ridge Inc / Operator Tactics Operator Name Freeport-McMoRan Tyrone Inc / D Mining Inc. / Sabine Mining Company Rockhouse Creek Development LLC / Operator Name Rosebud Mining Company Dana Mining Company LLC / IL CO / J Clifford Forrest III GenPower Holdings LP / Omya Industries Inc / Mine Verpol Plant Galena Lehigh Permanente Cement Co. / Perry County Coal Corporation / James River Coal Company / NACCO Industries Inc / Omya Inc / Lehigh Southwest Cement Co. / Alpha Natural Resources Inc. / /