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 ...
THE great success which has attended the introduction of potassium cyanide for the extraction of gold has created a widespread interest in this chemical process, and given rise to several books and ...
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Gold extraction from cyanide: New tech boosts precious metal recovery by recycling toxin
Scientists at Australia’s national science agency, CSIRO, have developed a new process designed to improve gold recovery and recycle toxic cyanide used in mining. The method, called ‘Sustainable Gold ...
A new, environmentally friendly process developed by Australia’s CSIRO, to extract gold without mining, is to be field tested for the first time - with a South Australian gold deposit chosen as the ...
TORONTO (miningweekly.com) – Dundee Sustainable Technologies (DST), a division of Dundee Corporation, announced on Friday that it had received an independent certification of the performance of its ...
Dear EarthTalk: Most gold mining operations use cyanide to extract gold from surrounding rock. What are the environmental implications of this, and are there alternatives? --J. Pelton, via e-mail ...
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 ...
Talk about cyanide, and images of a lethal pill used by spies to avoid capture come to mind. Few people outside the gold mining industry know that sodium cyanide is used in most of the world’s ...
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