Gibraltar is the second-largest open-pit copper mine in Canada.

Recent carbon dating research provides insight into the mining techniques of our ancestors.

Earlier this week, workers and the firm reached an initial agreement that required a vote by union members to go into effect.

The monetary value of the copper is about 110 million yuan ($15 million).

The group made a provision of $37.3 million in its 2023 financial accounts after the deal to buy Brazilian tin went awry.

China's imports of zinc concentrates fell sharply over the first four months of this year in response to a tightening raw materials market.

Wuchan Zhongda Group, which had sales of $80 billion in 2023, bought 2,000 tons of refined copper from a Russian smelter that should have been delivered last month.