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 ...

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, ...

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, ...

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, announces results from 12 ...

VANCOUVER, British Columbia, May 20, 2025 (GLOBE NEWSWIRE) -- Regulus Resources Inc. (REG:CA) ("Regulus" or the "Company", TSX-V: REG, OTCQX: RGLSF) is pleased to provide an update on the Phase Two ...

Still Bright hopes its chemical process could help replace polluting copper smelters. Demand for copper is surging, as is pollution from its dirty production processes. The founders of one startup, ...

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 ...

JERUSALEM, Dec 8 (Reuters) - Arava Mines, a unit of Mexican steel firm Altos Hornos de Mexico SA , has been persuaded to resume copper extraction in southern Israel by a 140 million shekel ($37 ...