US Fed statement boosts copper prices

The resource estimate outlines 44.2 million inferred tonnes grading 0.3% copper and 0.24% nickel.

There are doubts whether the world's largest copper producer can improve earnings and credit metrics.

Chief executive base salaries in the mining industry increased between 2% and 12% in 2023, the report says.

Romulo Mucho was removed from his post on Tuesday amid protests from small-scale miners in the Andean nation.