Cliffs Natural Resources Inc, was founded in 1847, is a producer of iron ore pellets in North America. It is a mining and natural resources company. The Company supply's iron ore pellets to the North American steel industry from its mines and pellet plants located in Michigan and Minnesota. It also produces low-volatile metallurgical coal in the U.S. from its mines located in Alabama and West Virginia. Additionally, the Company operates an iron ore mining complex in Western Australia and owns two non-operating iron ore mines in Eastern Canada. The Company operates five iron ore mines in Michigan and Minnesota and two metallurgical coal operations located in Alabama and West Virginia. The Asia Pacific operations consist solely of its Koolyanobbing iron ore mining complex in Western Australia. It also owns two iron ore mines in Eastern Canada. The Company's competitors include Anglo, BHP Billiton, Fortescue Metals Group Ltd., Rio Tinto plc and Vale, among others. The Company's mining and limited exploration activities are subject to various laws and regulations governing the protection of the environment.