Trudeau promised that, if the government is asked to approve a deal, it will be consistent in applying Canada’s takeover rules “so investors can know what they’re getting into.”

Sales of diamonds from Debswana fell 1.4% and stood at $1.077 billion in the three months to March.

Increased geopolitical risks have impacted the company's financial results and created new challenges for its operational and sales activities, the company said.

The country due to ban raw mineral exports from June.

Thousands of jobs would be at risk, Conservative Leader Pierre Poilievre said in a statement.

Cutifani will join Jerome Guillen, a former Tesla executive, on Vale’s so-called energy transition board.

The Mexican government proposed last month reforms to the sector.

Glencore will take all of the mine’s zinc concentrate for five years and fund the operation.