The developers of a long-delayed copper-nickel mining project in northeastern Minnesota announced Wednesday that they plan to conduct a series of studies over the next year on potential ways to ...

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Metso will showcase its copper processing expertise at the 12th International Copper Conference, taking place in Arizona, USA ...

The Swiss mining giant also made an unsolicited bid for Teck, which is in a joint venture to bring Minnesota's first copper-nickel mine online and further study another nearby project. A rod mill is ...

Plans for PolyMet include building dams to increase the storage capacity of tailings basins. One would be built in the distance to raise the basin on the right to the level of restored area on the ...

Andrew Forrest is holding out hope for a revival in the Australian nickel industry and using a downturn that incurred massive asset writedowns and thousands of job losses to further exploration.