Antofagasta plc, through its subsidiaries, primarily engages in the exploration, evaluation, development, and mining of copper properties in Chile. It operates through Los Pelambres, Centinela, Antucoya, Zaldívar, Exploration and Evaluation, and Transport segments. The company produces copper concentrates containing by-products, such as molybdenum, gold, and silver; and copper cathodes. It holds a 60% interest in the Los Pelambres mine; a 70% interest in the Centinela mine; a 50% interest in the Zaldívar mine; and a 70% interest in the Antucoya mine located in Chile. The company also provides rail and road cargo, and other ancillary services in Chile. It transports goods and materials, such as sulphuric acid and copper cathodes to and from mines in the Antofagasta region. The company was founded in 1888 and is based in London, the United Kingdom. Antofagasta plc is a subsidiary of Metalinvest Establishment.