Questions remain over Oyu Tolgoi economics

RIO Tinto has confirmed a budget and timeline for Oyu Tolgoi, which were slightly ahead of most analyst estimates, but a lack of clarity around dealings with the Mongolian government and a legal spat with Rio’s subsidiary Turquoise Hill means the funding and economics surrounding the giant copper project are not yet clear.

Questions remain over Oyu Tolgoi economics Questions remain over Oyu Tolgoi economics Questions remain over Oyu Tolgoi economics Questions remain over Oyu Tolgoi economics Questions remain over Oyu Tolgoi economics

Rio Tinto's Oyu Tolgoi asset is a combined openpit and underground copper mining project approximately 235 kilometres east of Mongolia's Ömnögovi Province capital Dalanzadgad

Rio said it would achieve sustainable production from its first underground mining panel - known as "Panel 0" - by October 2022, with the project's development capital - including additional