Recovery of up to 85.3% gold (Au), 79.1% copper (Cu) and 55.3% silver (Ag) from the combined sulphide flotation and leaching test work using a master composite derived from Whistler Deposit drill core ...
(Reuters) – Rio Tinto Ltd, Freeport-McMoRan Inc and other global miners, spurred by rising prices and demand, are deploying a raft of new leaching technologies that can extract low concentrations of ...
TORONTO, Feb. 22, 2024 (GLOBE NEWSWIRE) -- McEwen Copper Inc., 47.7% owned by McEwen Mining Inc. (NYSE: MUX) (TSX: MUX), is pleased to announce results from the recently completed Phase 1 copper heap ...
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 ...
"Our preliminary tracer tests of the wellfield in the third quarter 2018 exhibited robust percolation rates through the orebody. These results were as good as, and in some cases better than, modelled ...
Vancouver, British Columbia--(Newsfile Corp. - October 16, 2025) - Bayhorse Silver Inc, (TSXV: BHS) (OTCQB: BHSIF) (FSE: 7KXN) (the "Company" or "Bayhorse") has submitted flotation concentrate samples ...
VANCOUVER, BC / ACCESSWIRE / November 5, 2020 / EnviroLeach Technologies Inc. ("EnviroLeach"), (CSE:ETI)(OTCQB:EVLLF)(FSE:7N2:) is pleased to report on advances in its innovative e-waste processing ...
Metallurgical testwork program with encouraging preliminary results including 89% average flotation recovery from 120-150μm grind size producing clean concentrate with grade of 20-25% Cu. Heye Daun, ...
VANCOUVER, British Columbia--(BUSINESS WIRE)--Capstone Mining Corp. (“Capstone” or the “Company”) (TSX:CS) announces that its Pinto Valley mine has successfully demonstrated positive economics from ...
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