President Donald Trump directed the Secretary of Commerce this week to investigate the "national security risks" posed by our increasing dependence on imported copper and consider possible ways to ...

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

Pivotal Metals has completed an ore sorting trial for its Horden Lake copper project in Canada, delivering a grade uplift ...

Chalcopyrite leaching processes are at the forefront of hydrometallurgical techniques for copper extraction. The dissolution of chalcopyrite, a primary copper–iron sulphide mineral, involves intricate ...

WITH the sale of Jubilee Metals’ South African chrome and platinum group metals assets now complete, the company is ...

Add Yahoo as a preferred source to see more of our stories on Google. President Donald Trump directed the Secretary of Commerce this week to investigate the "national security risks" posed by our ...