NACCO Industries, Inc. is a holding company. The Company's principal business includes mining. The Company operates through the NACoal segment. The Company's subsidiary includes The North American Coal Corporation (NACoal). The Company's NACoal segment mines coal for use in power generation and provides mining services for other natural resources companies. Coal is surface mined from NACoal's mines in North Dakota, Texas, Mississippi, Louisiana and the Navajo Nation in New Mexico. NACoal's operating coal mining subsidiaries include Bisti Fuels Company, LLC (Bisti), Caddo Creek Resources Company, LLC (Caddo Creek), Camino Real Fuels, LLC (Camino Real), The Coteau Properties Company (Coteau), Coyote Creek Mining Company, LLC (Coyote Creek), Demery Resources Company, LLC (Demery), The Falkirk Mining Company (Falkirk), Liberty Fuels Company, LLC (Liberty), Mississippi Lignite Mining Company (MLMC) and The Sabine Mining Company (Sabine).