Virtus Agrees to Buy Congo Cobalt Miner Amid US Pact

A firm headed by veterans of the US military and intelligence services has agreed to buy Chemaf SA, a troubled Congolese copper and cobalt producer that’s become a focal point...

By Michael J Kavanagh, William Clowes · Bloomberg Markets

A firm headed by veterans of the US military and intelligence services has agreed to buy Chemaf SA, a troubled Congolese copper and cobalt producer that’s become a focal point in Washington’s efforts to shore up critical mineral supplies.