RIO vs VALE

Rio Tinto Plc

Rio Tinto Group engages in exploring, mining, and processing mineral resources worldwide. The company offers aluminum, copper, diamonds, gold, borates, titanium dioxide, salt, iron ore, and uranium. It also owns and operates open pit and underground mines, mills, refineries, smelters, power stations, and research and service facilities. The company was founded in 1873 and is headquartered in London, the United Kingdom.

VALE S.A.

Vale S.A., together with its subsidiaries, produces and sells iron ore and iron ore pellets for use as raw materials in steelmaking in Brazil and internationally. The company operates through Ferrous Minerals, Base Metals, and Coal segments. The Ferrous Minerals segment produces and extracts iron ore and pellets, manganese, ferroalloys, and other ferrous products; and provides related logistic services. The Base Metals segment produces and extracts nickel and its by-products, such as copper, gold, silver, cobalt, precious metals, and others. The Coal segment is involved in the extraction of metallurgical and thermal coal; and provides related logistic services. It also offers platinum group metals. The company was formerly known as Companhia Vale do Rio Doce and changed its name to Vale S.A. in May 2009. Vale S.A. was founded in 1942 and is headquartered in Rio de Janeiro, Brazil.