The Houghton County Historical Society has restored and recertified the Calumet & Hecla Mine #3 Steam Locomotive. Visitors ...

Copper prices—and mining stocks—rose after President Trump confirmed a 50% tariff on the metal will take effect Aug. 1.

The Aug. 1 deadline for Trump's 50% copper tariffs signals the endgame for the most profitable trade that industry veterans ...

U.S. President Donald Trump's threat of a 50% tariff on copper imports is raising alarm in the U.S. auto sector, as it could ...

Freeport-McMoRan could see a $1.6-billion boost to annual profit if President Donald Trump's copper tariff materializes, a ...

The April estimate was based on U.S. copper prices of $4.84 per pound, a premium of roughly 60 cents per pound to benchmark ...

Copper is used in a wide variety of products from electronics, wiring, machinery and cars. The U.S. produces a majority of ...

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Trafigura, Mercuria, Glencore and IXM set for bumper profits from metal shipped into America ahead of new levies ...

Prices of copper in the US have surged since January, when President Donald Trump threatened to impose a tariff on imports of ...

Copper futures dropped over 2% to $5.46 per pound on Friday, despite being poised for a weekly gain of around 10% with ...

Peru kept interest rates unchanged as its economy comes under threat from Donald Trump’s plan for a 50% copper tariff.