The bill would also return two key federal mineral leases to Twin Metals Minnesota, the company vying to build an underground ...

McIlvenna Bay hosts one of the biggest undeveloped volcanogenic massive sulphide deposits in the region, with indicated ...

COPPER 360 on Wednesday said it had started development of its Rietberg underground mine in the Northern Cape with the first ...

Republican control in Washington could open the way for copper nickel mining efforts near the Boundary Waters Canoe Area Wilderness. Rep. Pete Stauber, who represents northeastern Minnesota, has again ...

As a result, the Company has suspended underground mining as it anticipates ... with its core business focused on copper and silver holdings in mine-friendly African jurisdictions.

Rio has faced a 12-year permitting battle to develop the Resolution mine, which could meet 25% of US domestic copper needs.

Government has approved modifications to Newmont’s Cadia mine planning consent, enhancing environmental standards.

The Platreef project is owned by Ivanplats, which is 64%-owned by Ivanhoe Mines. A 26% interest is held by Ivanplats’ ...

Implications of on-ore mining for Copper360 at Rietberg include the phasing out of broken rock processing as the company ...