These assay results indicate an antimony-to-copper ratio in the tetrahedrite ore that is approximately 0.64-to-1 (versus 0.69-to-1 reflected in the above historical results). Antimony and copper is ...

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

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 ...

CASA GRANDE, Ariz. & TORONTO--(BUSINESS WIRE)--Arizona Sonoran Copper Company Inc. (TSX:ASCU | OTCQX:ASCUF) (“ASCU” or the “Company”) an emerging US-based copper developer and near-term producer, ...

Copper leaching remains a pivotal process in the extraction of copper from predominantly chalcopyrite-rich ores. Recent innovations have focused on enhancing the efficiency and selectivity of this ...

"Copies of this ... pamphlet may be had by addressing J. Oscar Stewart ... For further information ... address James Douglas ... or T. Sterry Hunt" - p. 39. siris_sil_630058 ...

This story is part of The Salt Lake Tribune’s ongoing commitment to identify solutions to Utah’s biggest challenges through the work of the Innovation Lab. [Subscribe to our newsletter here] Utah’s ...

Rio Tinto and AWS team up to use Nuton's bioleaching process at Johnson Camp mine, producing low-carbon copper for U.S. data ...

Amazon Web Services (AWS) will be the first to use copper produced at a mine in Arizona using bioleaching technology ...