U.S. copper prices are trading at records ahead of the 50% tariff that the president has promised to impose on imports.

Dealers aren’t sure they’ll be able to get it into the country ahead of the threatened Aug. 1 deadline.

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

India's quality control order on copper cathodes is likely to reduce domestic availability due to "costly and unnecessary ...

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 ...

Manufacturers and construction companies — as well as consumers — would face higher prices if the U.S. jacks up tariffs on ...

Copper futures rose dramatically following President Trump's plan for a 50% import tariff, pushing domestic prices to a 25% ...

The metal is used in manufacturing everything from automobiles to mobile phones.

President Trump wants America to produce more of the much-needed mineral, but a 50 percent tariff could undermine his aim of ...

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

President Donald Trump said his 50% tariff on copper imports will take effect on Aug. 1, noting he made the decision after a ...

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