Peru’s biggest publicly traded precious-metals producer, is plowing ahead with investments.

The mineral potential of the northern reaches of Canada, the US, and Europe remains largely untapped.

The company described the protesters as "armed with stones, Molotov cocktails and other weapons."

Rio said Nuton technologies have the potential to economically unlock low-grade sulphide resources, copper bearing waste and tailings, and achieve higher copper recoveries.

The optimism stems from a global trend towards renewable energy transformation, in which copper is an essential metal.

One of the largest zinc mining companies in the world, the company reported consolidated net revenue of $722 million, compared to $603 million in the same period of 2020.

Zambia took on $1.5 billion in debt to buy Mopani from Glencore in January 2021 and has been looking for a new investor for the mine since.

Both Anglo American and Antofagasta have reported drops in production due to water availability issues exacerbated by a historic drought that's affected the country for more than a decade.