Rio Tinto iron ore chief Sam Walsh says the miner is focused on securing regulatory approval for its $US19.5 billion Chinalco deal while a prominent analyst has tipped iron ore prices to fall 50 per cent.
Rio Tinto iron ore chief Sam Walsh says the miner is focused on securing regulatory approval for its $US19.5 billion Chinalco deal while a prominent analyst has tipped iron ore prices to fall 50 per cent.