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

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

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

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

The fire marshal is investigating the cause of an early-morning fire at a copper plant in Leetsdale. Firefighters were called to Hussey Copper, located just off Route 65 along Washington Street, around 5:30 a.m.

Fifteen months since a devastating fire destroyed more than half the building, and ten months since the start of a multi-stage reconstruction effort, skilled workers are laying a new copper roof on parts of Copenhagen 's Old Stock Exchange building.

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

Freeport-McMoRan could see a $1.6-billion boost to annual profit if President Donald Trump's copper tariff materializes, a benefit driven by the firm's role as the largest U.S. producer with more expansion options than rivals.