Teck Resources Limited engages in research, exploration, development, processing, smelting, refining, and reclamation of mineral properties in Asia, the Americas, and Europe. The company operates through Copper and Zinc segments. It offers copper, zinc, and lead concentrates, as well as refined zinc, lead, and silver. The company also produces lead, precious metals, molybdenum, fertilizers, and other metals; and sells refined metals or concentrates.