The integrated miner trader said production of copper - the metal it makes almost half its profit from - rose 13 per cent to 741,000 tonnes.
Results were broadly in line with analysts' expectations.
Coal output rose five per cent to 71.2m tonnes, but prices remain low due to oversupply. "Coal remains a weak spot in the portfolio," warned
"Pricing remains challenging with operational improvements taking place, offsetting disruptions and adjustments to the tough economic environment."
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