Roskill said in a summary of its global cobalt industry, markets and outlook 2018 report Tuesday that Mining Minister Martin Kabwelulu had suggested when he addressed a conference in Kolwezi last week that the Prime Minister Bruno Tshibala would soon sign a decree making cobalt "strategic" and therefore subject to a 10% royalty.
Kabwelulu confirmed the move this week, according to Reuters.
Royalties on copper and cobalt already increased from 2% to 3.5% in March when president Joseph Kabila signed a new mining code into law.
This is likely to hit the industry hard, as 82,800 tonnes of cobalt was produced in the DRC in 2017, making up 69% of total global production, according to Roskill.
Large international mining companies in ...