Rio Tinto Group engages in exploring, mining, and processing mineral resources... 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 lithium. It also owns and operates open pit and underground mines, mills, refineries, smelters, power stations, and research and service facilities. Rio Tinto Group was founded in 1873 and is headquartered in London, the United Kingdom.
