Seeking Alpha

McEwen Copper Reports Improved Copper Recovery

Based on the Phase 1 test results available at the time and prior historical column test work, the PEA used an average copper recovery of 72.8% by employing conventional bio-heap leaching technology ...
Seeking Alpha

Surge Copper Reports Excellent Metallurgical Results Supporting Pre-Feasibility Advancement at Berg Project

Vancouver, British Columbia, June 17, 2025 (GLOBE NEWSWIRE) -- Surge Copper Corp. (SURG:CA) (TSXV: SURG) (OTCQB: SRGXF) (Frankfurt: G6D2) (“Surge” or the “Company”) is pleased to announce results from ...
Nasdaq

Faraday Copper Announces Positive Metallurgical Results and Confirms High Copper Recovery Through Coarse Grind and Flotation

VANCOUVER, BC / ACCESS Newswire / February 20, 2025 / Faraday Copper Corp. ("Faraday" or the "Company") (TSX:FDY)(OTCQX:CPPKF) is pleased to announce the results of its metallurgical program for the ...
Nasdaq

Lion Copper and Gold Announces Pre-Feasibility Study Results for Brownfield Yerington Copper Project and Maiden Mineral Reserve

Average annual production of 120 million pounds of refined copper cathode over a 12-year mine life, with a peak of 151 million pounds in Years 5-7. Proven and Probable Reserves of 506.5 million tons ...
Business Wire

Largo Announces Copper Mineralization Studies Across its Maracás Menchen Vanadium Deposits; Extends US$6 Million Secured Loan

Largo has initiated studies on disseminated copper mineralization based on the results of internal metallurgical test work, which indicate that copper recovery using conventional flotation methods may ...
Nature

Copper Leaching Processes and Optimization Techniques

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 ...