Chinalco's Yarwun 2 funding deadline extended - Rio

SYDNEY, June 1 (Reuters) - Global miner Rio Tinto has agreed to extend the deadline by which major Chinese shareholder Chinalco must confirm whether it will help fund the planned expansion of Rio Tinto's Yarwun 2 alumina refinery. Chinalco now has until June 15 to confirm its participation in the funding, Rio Tinto said in a statement on Monday. The expansion project is now 29 percent complete, it added.