The Mineral Museum at Montana Tech has reopened one of its most popular exhibits, featuring fluorescent minerals that glow in ...

In Sculptural Copper: Saved from the Smelter, visitors will explore an array of copper specimens that these miners collected ...

We analyzed the thin sections using photomicrographs to determine the alteration and mineral composition of each specimen. The HySpex image processing ... such as the replacement of iron by aluminum, ...

Catseye specimens, which have a light refracting line that appears to run through the gem, are the most valuable forms of actinolite. Amblygonite is a fluorophosphate mineral that’s ... reacts with ...

President Trump on Monday signed proclamations to bolster tariffs on all steel and aluminum imports into the United States and crack down on attempts by China and Russia to evade penalties.

Canada is also a major supplier of aluminum to the United States, followed distantly by the United Arab Emirates, Russia and China. Mr. Trump’s decision to impose tariffs on metals is not new.

Aluminum prices remain sideways amidst market uncertainty and the possibility of new tariffs. North American aluminum demand rose in 2024, driven by domestic supply. Guinea's halt on bauxite ...

President Donald Trump moved to substantially raise tariffs on steel and aluminum imports on Monday, canceling exemptions and duty-free quotas for major suppliers Canada, Mexico, Brazil and other ...

Commodity prices climbed and related currencies softened against the dollar on Monday after President Donald Trump said he would impose 25% tariffs on all steel and aluminum entering the US.

President Trump said Sunday that he will announce 25% tariffs on all steel and aluminum imports into the United States on Monday. Mr. Trump, speaking on Air Force One on the way to New Orleans to ...

President Trump said he will announce 25 percent tariffs on steel and aluminum Monday, adding that he would also kick off reciprocal tariffs in the days after. Trump said the steel and aluminum ta ...