"Rio Tinto plc"@en . . . . . "Rio Tinto Group is a British-Australian multinational metals and mining corporation with headquarters in London, United Kingdom, and a management office in Melbourne, Australia. The company was founded in 1873, when a multinational consortium of investors purchased a mine complex on the Rio Tinto river, in Huelva, Spain, from the Spanish government."@en . . "4.7664E10"^^ . "1.1346E10"^^ . . . . . "5.46E10"^^ . "1"^^ . "6.499E9"^^ . . "1.078E11"^^ . . . . "66331"^^ . . . . . . "1873Z"^^ . . .