Newcrest Mining lifts gold, copper output NEWCREST Mining, Australia's largest listed gold producer, said production of gold and copper rose last quarter, and estimated output of the precious-metal would reach the top end of its guidance in the year through June. The Melbourne-based mining company said it produced 621,125 troy ounces of gold in the three months through December, up 5.9 per cent on the period immediately prior. It said it expected gold output to be at the higher end of its expected 2.0-2.3 million-ounce range this fiscal year. Copper output was up 15 per cent on-quarter at 22,603 tonnes, it said in a stock exchange filing. The company said it would release further details on January 23 in its quarterly production report.