Hancock acquired a 51% interest in the Mt Bevan project from Legacy Iron Ore Ltd. and Hawthorn Resources.
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.
Simandou has faced delays due to legal disputes, political changes, and the challenges of building out 600 km rail and port infrastructure.