Since the modern gold rushes of the 1970s and 1980s, gold has been one of Australia's major exports. Australia is the second-largest gold producer globally behind China and holds the second largest ...

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 ...

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 ...

CJK Milling plans to use flotation method to extract gold from waste rock at Leadville Mill. Permit amendment submitted for approval.

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 ...

In mining, cyanide spills can cause fish kills and other problems, most recently at a river in Ghana last week downstream from a gold mine. While cyanide in mining is nothing new, using heap leaching ...

BOISE, Idaho (AP) -- A company wants to use cyanide as part of gold mining in the Boise River watershed, the second application in 2004 for a mining permit to extract gold from land above the capital.

At Flinders University, scientists have cracked a cleaner and greener way to extract gold—not just from ore, but also from our mounting piles of e-waste. By using a compound normally found in pool ...

For at least 16 million people worldwide, artisanal small-scale gold mining (ASGM) is a pillar of stability and opportunity, particularly in rural, impoverished communities. But the industry is ...

Australian Gold Reagents' (AGR) Board has made a final investment decision to proceed with the expansion of its sodium cyanide production facility in Kwinana, Western Australia, positioning AGR as one ...