America needs to get serious about copper. Our nation mines copper but ships it to China for processing, a supply chain failure that has become a national security vulnerability, because copper is ...

HANOI/BEIJING, March 5 (Reuters) - Fees to process copper concentrate in China, which have plummeted to their lowest level in over a decade due to short supply, could recover in the second quarter ...

Add Yahoo as a preferred source to see more of our stories on Google. At a laboratory in Newark, New Jersey, a gray liquid swirls vigorously inside a reactor the size of a small watermelon. Here, ...

Rio Tinto has achieved a milestone with the first copper produced from Gunnison Copper’s Johnson Camp mine in Arizona, US, using Nuton copper processing technology. The Nuton technology, the result of ...

Copper, long viewed as a cornerstone of conventional manufacturing, is playing a more prominent part in China's shift to an ...

BEIJING/SINGAPORE (Reuters) -Some Chinese smelters have agreed to process copper from Chilean miner Antofagasta for no charge, a record low for the industry, but the outcome was better than expected ...

TOKYO (Reuters) -Japan, Spain and South Korea issued a rare joint statement on Wednesday expressing deep concerns over tumbling copper treatment and refining charges (TC/RCs), warning both smelters ...

Get your news from a source that’s not owned and controlled by oligarchs. Sign up for the free Mother Jones Daily. At a laboratory in Newark, New Jersey, a gray liquid swirls vigorously inside a ...

Wang tells PV Tech Premium that copper offers a ‘a compelling combination’ of traits to replace silver. Image: AIKO. This Premium article, which was one of the most read Premium articles in 2025, has ...

Zambia has extended the suspension of a 10% export duty on copper concentrates until September 30, providing relief to mining companies grappling with rising stockpiles of unprocessed material amid ...