gangue

The definition of gangue is worthless rock or mineral in which valuable minerals are found.

(noun)

An example of gangue is the rock surrounding a deposit of gold.

See gangue in Webster's New World College Dictionary

noun

the commercially worthless mineral matter associated with economically valuable metallic minerals in a deposit

Origin: Fr < Ger gang, metallic vein, passage, lit., a going, akin to gang

See gangue in American Heritage Dictionary 4

also gang

noun

Worthless rock or other material in which valuable minerals are found.

Origin:

Origin: French

Origin: , from German Gang, lode

Origin: , from Middle High German ganc

Origin: , from Old High German gang, a going

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