Katanga, which operates cobalt and copper mines in the DRC, said Aristotelis Mistakidis, Liam Gallagher and Tim Henderson had tendered their resignations.
The miner denied it had decided to suspend the sale of a stake in its loss-making New Caledonia nickel mine (VNC), and added that its plan to find a partner is still a go.
President Rodrigo Duterte's decision not only ignores demands from pro-mining groups but also from members of his own government, including the current environment minister Roy Cimatu.
The current silver price is almost a joke. We’ve seen lead, zinc, nickel, lithium, and cobalt make significant price rises but gold and silver remain flat.
Canadian heavy crude prices and TransCanada Corp shares slid on Friday, the day after the Keystone pipeline spilled 5,000 barrels of oil in South Dakota as officials in Nebraska mulled whether to approve another pipeline proposed by the company.