Copper miners are taking another look at extracting value from their waste rock dumps thanks to the record recent copper price rally and the application of new technology.

The proceeds will be used to fund work at the copper-gold Red Chris mine in British Columbia and repay short-term debt.

China will step up adjustments on the trade and stockpiling of commodities and reinforce inspections on both the spot and futures markets, state broadcaster CCTV reported.

Across the Andes in San Juan, the Swedish-Canadian group is in talks with Argentine officials about a multibillion-dollar project.

From copper to iron ore and oil, prices have rallied broadly in 2021, as the global economy emerges from the depths of the coronavirus pandemic and fires up demand.

Copper is the major metal par excellence in terms of electrical conductivity but is not the only solution to energy transmission.

The milestone was reached following the completion of carbon purchases to offset emissions from 10 years of exploration.

Meanwhile, it has yet to decide whether to restart a sales process for its 80% stake in the Zafranal copper mine in Peru.