Extracting gold from ore is a poisonous business. The most common method is cyanide leaching, where cyanide salts in solution are used to suck the gold out from its ore. You get gold, but you also get ...

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 ...

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 ...

The public has until Feb. 6 to comment on the proposed Grassy Mountain Gold and Silver Mine near Vale in Malheur County Oregonians have roughly two months to weigh in on a Nevada company’s plans to ...

RZOLV Technologies is a clean-technology company focused on non-cyanide gold extraction chemistry rather than mineral ownership. Its work is centred on a structural issue emerging across the gold ...

An environmental group has voiced concerns over a planned gold mine in Eskişehir, central Turkey due to its possible environmental impact. The Environmental Impact Assessment (EIA) report has been ...

HELENA — The day after Montana voters tromped Canyon Resources Corp.'s effort to repeal Montana's ban on cyanide leach mining, the company president announced the company is looking at cyanide-free ...