Iron ore production rose by 15% on increased output from Brazil's Minas-Rio and South Africa's Kumba mine.

The family office for Nicky Oppenheimer and his son Jonathan has set up an outpost in Singapore to boost its Asia exposure and partner with the region’s wealthy.

Catoca said the leak only contained rocks and clay from a tailings basin, which altered the oxygen levels in a tributary of the Congo river.

The miner has recovered 245-carat and 102-carat Type II white diamonds in Lesotho.

Part of the exploration team that discovered the Diavik diamond mine, Thomas was also named one of the World Economic Forum's “Young Global Leaders” in 2008.

Stuart Brown, who took the helm in 2018, also resigned as a director of the company.