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 ...
Getting your Trinity Audio player ready... A company that wants to extract gold from piles of decades-old mining waste outside Leadville no longer plans to use cyanide in its processes after hearing ...
The public has until Feb. 6 to comment on the proposed Grassy Mountain Gold and Silver Mine near Vale in Malheur County.
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 ...
While cyanide in mining is nothing new, using heap leaching to process gold didn't come along until the 1970s, McCullough said, when the first such mine was opened in Nevada. The process opened up the ...
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 ...
VANCOUVER, British Columbia, Nov. 21, 2018 (GLOBE NEWSWIRE) -- Columbus Gold Corp. (CGT: TSX, CGTFF: OTCQX) (“Columbus”) announces that it is a signatory to the International Cyanide Management Code ...
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