BOYERS, Pa. — As you ride in a golf cart into the mouth of the Iron Mountain limestone mine, the temperature change is immediately noticeable. The natural climate control provided by the rough ...

After nearly 2½ years of regulatory scrutiny and upgrades, the Morton Salt mine in New Iberia has been removed from a "safety watch" after improving its compliance with federal rules, U.S ...

The Trump administration put Resolution Copper's proposed mine at Oak Flat on a priority list with nine other mining projects, declaring they were vital to the nation's security. A day earlier ...

Five miners died on Monday and four were injured in an accident in a coal mine in the northern Spanish region of Asturias, the regional emergency services said. Two more workers were unharmed.

It is raising concerns about environmental safety. At the center of the controversy is a former phosphate mine in Dover. It is also home to a superfund site. Back in 2010, Hillsborough County ...

Meanwhile the U.S. Navy and Republic of Korea Navy (ROKN) wrapped up a mine warfare exercise in South Korean waters on last week. “The Nimitz Carrier Strike Group’s arrival in Guam highlights ...

The Donlin Gold project is a proposed mine which holds roughly 39 million ounces of gold. It was jointly owned by Barrick Gold and NovaGold, holding a 50% stake each. Sign up here. U.S.-listed ...

OMAHA, Neb. (AP) — America’s only rare earths mine heard from anxious companies soon after China responded to President Donald Trump’s tariffs this month by limiting exports of those ...

A seabed mining company has asked the Trump administration for approval to harvest the ocean floor for critical metals in international waters controlled by a United Nations-affiliated ...

First Quantum Minerals Ltd. dropped one of its arbitration cases against Panama and suspended another, signaling potential for more negotiations with the nation over the company’s copper mine ...

Morenci is the largest copper mine in North America — about the size of Brooklyn. Between processing facilities and warehouses, lizards and organ-pipe cacti bask in blazing sunlight. The waste ...