Oyu Tolgoi drives Rio Tinto’s copper growth - Australian Resources & Investment

Oyu Tolgoi drives Rio Tinto’s copper growth - Australian Resources & Investment

The Oyu Tolgoi copper mine in Mongolia. Image: Rio TintoRio Tinto’s Oyu Tolgoi mine in Mongolia continues to deliver, with copper production jumping 54 per cent year-on-year in the first half of 2025, helping lift group copper earnings by 69 per cent to $3.1 billion. The surge in Oyu Tolgoi production was a key contributor to Rio Tinto’s consolidated copper output of 438,000 tonnes during the half-year, up 16 per cent from the same period last y…