Getting your Trinity Audio player ready... LEADVILLE — Millions of tons of waste from decades-old mining operations sit in the hills east of town. The brown and orange piles of abandoned ore rise 30 ...

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Gold is one of the world’s most popular metals. Malleable, conductive and non-corrosive, it’s used in jewelry, electronics, and even space exploration. But traditional gold production typically ...

Shannon Plunkett, a civil and environmental engineering doctoral student at Duke, won an award this summer for “Best Student Presentation” at the International Conference for Mercury as a Global ...

LEADVILLE, Colo.--(BUSINESS WIRE)--CJK Milling Company, LLC (CJK) is excited to announce the elimination of cyanide in our mill extraction process. “We listened to the concerns of the Leadville ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...

Gold continues to command global attention. In a period marked by economic uncertainty and geopolitical tension, demand for the metal remains strong, reinforcing its role as a store of value and a ...

The recently published Missoulian editorial, "We've said it before: No cyanide mining" (March 31) contains information that simply cannot go without response. The title is a deliberate and obvious ...

HELENA — A federal judge has tossed out claims by a Colorado mining company that Montana’s voter-passed ban on cyanide leach mining illegally robbed the company of a would-be mine near Lincoln. U.S.

A gold mine using cyanide in its extraction process has been poisoning thousands of people in the province of Usak since last year. A court has decreed that the mine be closed. A department of the ...