Chilean miner Lumina Copper Chile, the local subsidiary of Japan's Pan Pacific Copper, owns and operates the Caserones copper-molybdenum project in Chile's northern region III. The project consists of an open pit mine with a dual processing route to produce both copper in concentrates and cathodes. Caserones includes a concentrator with capacity to process 105,000t/d of ore to produce an annual average of 150,000t of copper and 3,500t of molybdenum during the first five years. It will also have a dump leaching, SX-EW plant to produce 30,000t of cathodes. Lumina Copper Chile is 75%-owned by Japan's Pan Pacific Copper, a 66:34 JV between JX Nippon Mining and Metals and Mitsui Mining and Smelting. The remainder is owned by Mitsui. The company is based in Santiago, Chile.