May 17 (Reuters) - Freeport-McMoRan Inc FCX.N expects widespread adoption of new leaching technologies that help miners extract low concentrations of copper from waste rock, President Kathleen Quirk ...
Initial laboratory-scale bottle-roll tests returned calculated-head gold recoveries of 82.3% to 94.8% and copper extraction ...
Cyprium Metals Ltd (ASX:CYM, OTCQB:CYPMF) has identified extensive copper mineralisation within the historical waste dump at ...
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 copper from ...
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 ...
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 ...
Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter. When easy options run out, industries get inventive. That’s where copper miners find themselves. Faced with ...
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