Cobalt price jumps as DR Congo extends export ban
World’s biggest producer of key battery metal tries to support prices that have tumbled about 60% in three years
World’s biggest producer of key battery metal tries to support prices that have tumbled about 60% in three years

New stockpiles of cobalt, coltan and germanium are latest step by African countries for greater leverage over metals

Acquisition will create first major American-owned mine in the African country in more than a decade

Washington lobbies African nation to award sale of copper and cobalt producer to consortium led by US group Virtus

Financier Gentry Beach in talks over Rubaya coltan mine as Washington dangles investments to accompany end to regional conflict

Security force backed by US and UAE aims to drive investment in the African nation’s resource sector

KoBold Metals and DR Congo are pushing a Brussels museum to release records that would help map valuable metals