"Rio Tinto (corporation)" . "Rio Tinto (corporation)" . . . "45000" . "1873" . . . . . . . . . "2.9817E10" . "Rio Tinto - Zinc Corporation" . . . . . . "RTZ Metals" . . . "Rio Tinto" . . . "Rio Tinto Zinc" . . . . . . . . . . . . . . . "Rio Tinto company" . . "RioTinto" . . . . . . . . . "Rio Tino" . "R\u00EDo Tinto" . . . "Rio Tinto Iron and Titanium (RTIT)" . . . . . "RTZ Corporation" . . . . . "Rio Tinto Ltd" . . . . . . . . "Rio Tinto's" . . . . . . . . . . "Rio Tinto-Zinc Corporation" . . . . "Conzinc Riotinto Australia" . "Rio Tinto Company" . . . "Rio Tinto Group" . . . "CRA" . "5.1432E10" . . . "Conzinc Riotinto of Australia" . . . "2.2575E10" . "6.3495E10" . "CRA Exploration" . . . . . . "1.02896E11" . "Rio Tinto Iron Ore" . . . . . "Rio Tinto mining corporation" . . . . . . . . . . . . . . . . "Rio Tinto plc" . . . .