gangue

[ gang ]
/ gæŋ /
|

noun

rock or mineral matter of no value occurring with the metallic ore in a vein or deposit.

Origin of gangue

1800–10; < French < German Gang; see gang1
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British Dictionary definitions for gangue

gangue

gang

/ (ɡæŋ) /

noun

valueless and undesirable material, such as quartz in small quantities, in an ore

Word Origin for gangue

C19: from French gangue, from German Gang vein of metal, course; see gang 1
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012