The World''s Top 10 Biggest Copper Producers in 2019
Rio Tinto is an AngloAustralian multinational and the worlds second largest metals and mining corporations, behind BHP Billiton, producing iron ore, copper, diamonds, gold and uranium. The company was founded in 1873, when a multinational consortium of investors purchased a mine complex on the Rio Tinto, in Huelva, Spain, from the Spanish government.