gangue
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gangue
also gang (găng)n.
Worthless rock or other material in which valuable minerals are found.
[French, from German Gang, lode, from Middle High German ganc, from Old High German gang, a going.]
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.
gangue
(ɡæŋ) organg
n
1. (Metallurgy) valueless and undesirable material, such as quartz in small quantities, in an ore
2. (Mining & Quarrying) valueless and undesirable material, such as quartz in small quantities, in an ore
[C19: from French gangue, from German Gang vein of metal, course; see gang1]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
gangue
(gæŋ)n.
rock or mineral matter of no value occurring with the metallic ore in a vein or deposit.
[1800–10; < French < German Gang; see gang1]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
gangue
Valueless minerals in ore.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited