cyanide process(redirected from MacArthur-Forrest Process)
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A process of extracting gold or silver from ores by treating them with a solution of sodium cyanide or calcium cyanide.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Metallurgy) a process for recovering gold and silver from ores by treatment with a weak solution of sodium cyanide. Also called: cyaniding
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
a process for extracting gold or silver from ore by dissolving the ore in an alkaline solution of sodium cyanide or potassium cyanide and precipitating the gold or silver.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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|Noun||1.||cyanide process - an industrial process for extracting gold and silver by treating ore with a sodium cyanide solution|
industrial process - a systematic series of mechanical or chemical operations that produce or manufacture something
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