Teck Resources Limited is engaged in the business of exploring for, acquiring, developing and producing natural resources. The Company operates through five segments: steelmaking coal, copper, zinc, energy and corporate. Through its interests in mining and processing operations in Canada, the United States, Chile and Peru, the Company exports seaborne steelmaking coal and produces mined zinc. The Company also produces lead, molybdenum, silver, and various specialty and other metals, chemicals and fertilizers. It produces both copper concentrates and copper cathode. It produces both refined zinc and zinc concentrates through its mining operations and metallurgical operations at Trail. Its energy assets in the Athabasca oil sands region of northeastern Alberta include interest in the Fort Hills oil sands project, interest in the Frontier oil sands project and in various other oil sands leases in the exploration phase, including the Lease 421 Area.