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By Tom Daly April 22 (Reuters) - China's exports of sulphuric acid to Chile dwindled to zero in March, Chinese customs data show, leaving the world's top copper producing nation facing a squeeze on ...

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 ...

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 ...

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