Gangue

Description

Unwanted rock or mineral matter mixed with crude ores. The ores are crushed, then the gangue, primarily siliceous material, is removed by hand sorting and by washing.

Synonyms and Related Terms

gangue (Fr.); ganga (Esp., Port.); ganggesteente (Ned.)

Authority

• Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997

• The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998