Donald Trump has frozen billions of dollars in Energy Department loans for clean energy projects. But on Feb. 7, he quietly blessed one deal cut in the final days of Joe Biden’s presidency: a $ ...

Montana Resources expects to hit a vein of high-grade copper that will increase production for the next few years.

MISSOULA, Mont.— The federal district court in Montana on Tuesday invalidated the federal government’s approval of the first phase of the Rock Creek Mine, a major copper and silver mine proposed ...

BILLINGS, Mont.— The mining company Grupo Cementos de Chihuahua has withdrawn its plan for gypsum mining exploration in southern Montana’s Pryor Desert. The plan would have disturbed Jurassic Period ...