Nuton technology uses naturally occurring microorganisms to extract copper from primary sulphide ores, which are generally ...

Rio Tinto’s Nuton venture is using microbes to remove copper from ores that are otherwise uneconomical to mine.

SANTIAGO, Chile--(BUSINESS WIRE)--Ceibo, an advanced copper extraction technology company, today announced it has raised a $30 million Series B financing. The round was led by Energy Impact Partners, ...

December 04, 2025-- pH7 Technologies Inc., a pioneer in commercially scalable critical metal extraction solutions, today announced the initial closing of USD $25.6 million as part of its Series B ...

Sixty-five miles east of the sun-drenched city of Tucson, Arizona, lies the historic copper mine, Johnson Camp. Active on and off since the 1970s, the mine is being resurrected in response to a ...

Freeport-McMoRan's Q3 2023 results demonstrate strong performance and technological leadership in copper extraction. The bull thesis for copper stocks, based on structural shortages, may be challenged ...

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 ...

Arizona Sonoran Copper Company Inc. (TSX:ASCU | OTCQX:ASCUF) (“ASCU” or the “Company”) an emerging US-based copper developer, announces results from 12 leach columns completed from its column leach ...