GANGUE

Gangue

In mining, gangue is the commercially worthless material that surrounds, or is closely mixed with, a wanted mineral in an ore deposit. It is thus distinct from overburden, which is the waste rock or materials overlying an ore or mineral body that are displaced during mining without being processed.

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gangue

Noun

  1. The earthy waste substances occurring in metallic ore.


The above text is a snippet from Wiktionary: gangue
and as such is available under the Creative Commons Attribution/Share-Alike License.

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