Base metals miner Lundin Mining performed well in the second quarter, with copper output at all its operations higher than in the prior-year comparable quarter, despite the impact of the Covid-19 pandemic. The company increased copper output by 37% year-on-year to 65 285 t in the quarter under review, while zinc output fell 15% to 31 582 t. The miner also produced 44 000 oz of gold and 3 380 t of nickel.