Turquoise Hill Resources Ltd. announced production results for Oyu Tolgoi for the fourth quarter and full year of 2017. For the quarter, open pit material mined were 28,929,000 tonnes against 25,615,000 tonnes for the same period of last year. Ore treated were 10,838,000 tonnes against 9,819,000 tonnes for the same period of last year.

For the year, open pit material mined were 105,921,000 tonnes against 96,938,000 tonnes for the same period of last year. Ore treated were 41,177,000 tonnes against 38,152,000 tonnes for the same period of last year.

The company is expected to produce 125,000 to 155,000 tonnes of copper and 240,000 to 280,000 ounces of gold in concentrates for 2018.