Amazon is the inaugural buyer of copper cathode that mining giant Rio Tinto is producing with a special process it calls way ...

The copper, which is being produced in Arizona by Rio Tinto with bacteria and acid, will be used for data-center construction ...

Mining mergers are back in style. Rio Tinto, the industry’s fourth-most valuable company, has confirmed it is in talks to ...

The stockpile is expected to yield 70,000 tonnes of copper, with sales proceeds offsetting 2026 preservation costs.

Amazon’s data centers will reportedly utilize copper from a mine in Arizona that’s leaching metal from ores using ...

Rare earths are already feeling the squeeze of Chinese control. Other metals, including copper could end up the same way.

Anglo-Australian mining giant Rio Tinto has partnered with Amazon Web Services (AWS) to supply low-carbon copper produced ...

The United States has the resources necessary to compete with China for mastery over copper mining and refining.

Cobre Panama, one of the world's largest open-pit copper deposits, was closed in 2023 following protests from local residents ...

The following is a list of the 10 biggest mining companies by trailing 12-month (TTM) revenue. 1 Some companies outside the ...

Metso has won a major order for the delivery of engineering and key process equipment for a new primary copper smelter ...

The ramp-up of the Kamoa-Kakula copper smelter will continue throughout 2026, with completion expected towards year-end.