The world's largest listed miner said iron ore output from Western Australia on a 100% basis was 76.8 million tonnes in the three months to June 30.
Environmental campaigners are challenging the approval of a coking coal mine in northwest England.
State-run news channel TVP Info reported that the miner was conscious when rescuers reached him.
The African Development Bank has agreed to finance a feasibility study for the project, at a cost of about $4 million.