Mineral extraction has become central to U.S. security and trade policy. But can Arizona mines extract minerals responsibly?

If Trump imposes tariffs on copper imports, it could benefit domestic producers, including Freeport-McMoRan, which operates ...

TUCSON— Two years after a lawsuit by the Center for Biological Diversity, the U.S. Forest Service this week released the ...

Chile’s Enami is in talks with manufacturers and traders interested in financing a $1.4 billion-plus smelting project as the top copper-mining nation looks to arrest a drop in processing capacity.

Gunnison Copper Commences "High-Value-Add" Work Programs at the Gunnison Copper Project in Southeast Arizona Newsfile Corp. Mon, Apr 14, 2025, 6:00 AM 6 min read ...

Copper smelting activity in the rest of the world also fell in March ... as both Freeport-McMoRan’s 180 kT/a smelter at Miami in Arizona and Rio Tinto’s (ASX:RIO) 320 kT/a Garfield plant in Utah ...

“Adani Enterprises Limited is preparing to start a major smelter in India in the next four weeks that will refine copper concentrate,” the company’s head of metals, Felipe Williams, said on ...

On Thursday, April 10, Felipe Williams, head of the metals business at India's Adani Enterprises Ltd., stated that the company is ready to commission a smelter within the next four weeks, which will ...

Adani Enterprises Ltd is preparing to start a major smelter in India in the next four weeks that will refine copper concentrate, the company’s head of metals, Felipe Williams, said on Thursday.

India's Adani Enterprises Ltd is preparing to start up a major copper smelter in the next four weeks, said the company's head of metals, Felipe Williams. "In the next four weeks, we're starting the ...

India's Adani Enterprises is gearing up to start a major copper smelter. The smelting would begin in the coming weeks and the company has environmental approvals to increase capacity. The company ...