Rio Tinto has withheld $US4.2 billion needed to push ahead with giant Mongolian copper venture

By Amanda Saunders
Updated October 27 2014 - 10:08am, first published October 22 2014 - 12:15am
Troubled: The second phase of the Oyu Tolgoi mine in Mongolia has been delayed.
Troubled: The second phase of the Oyu Tolgoi mine in Mongolia has been delayed.
Troubled: The second phase of the Oyu Tolgoi mine in Mongolia has been delayed.
Troubled: The second phase of the Oyu Tolgoi mine in Mongolia has been delayed.
Troubled: The second phase of the Oyu Tolgoi mine in Mongolia has been delayed.
Troubled: The second phase of the Oyu Tolgoi mine in Mongolia has been delayed.
Troubled: The second phase of the Oyu Tolgoi mine in Mongolia has been delayed.
Troubled: The second phase of the Oyu Tolgoi mine in Mongolia has been delayed.

Rio Tinto is leaving $US4.2 billion in financing needed to move forward its troubled Oyu Tolgoi project in limbo until the miner can get greater clarity from the Mongolian government.