Copper Sparks Mining Sector's Megadeals

Booming demand for copper is driving a spate of mining megadeals, in a rush to secure more of a metal essential to powering artificial intelligence.

- ALISTAIR MACDONALD AND ED BALLARD

The rekindling of talks between Rio Tinto and Glencore is the latest copper-inspired deals. A Glencore copper refinery.

ANDREJ IVANOV/AFP/GETTY IMAGES