Antofagasta Plc operates as a holding company with interests in copper mining, transport and water distribution businesses. It operates through the following segments: Los Pelambres; Centinela; Antucoya; ZaldÃvar; Exploration and Evaluation; Railway and Other Transport Services; and Corporate and other items. The Los Pelambres segment produces copper concentrate and molybdenum as a by-product. The Centinela segment manufactures copper concentrate containing gold as a by-product and copper cathodes. The Antucoya and Zaldivar segment processes copper cathodes, as did Michilla. The The Exploration and Evaluation segment incurs exploration and evaluation expenses. The Railway and Other Transport Services segment provides rail and road cargo together with a number of ancillary services. The Corporate and Other Items segment comprises costs incurred by the Company, Antofagasta Minerals SA, the Group's mining corporate centre and other entities, that are not allocated to any individual business segment. The company was founded on April 7, 1982 and is headquartered in London, the United Kingdom.