Oz Minerals lifts copper production forecast

Copper/gold miner Oz Minerals has flagged a 30 000 t increase in copper production over the next two years, but gold production is will be lower than previously thought. The miner on Monday maintained its copper output guidance for 2017 at between 105 000 t and 115 000 t, but increased its guidance for 2018 and 2019 to between 90 000 t and 100 000 t each.