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tetrahedrite

Syllabification: tet·ra·he·drite
Pronunciation: /ˌtetrəˈhēdrīt
 
/

Definition of tetrahedrite in English:

noun

A gray mineral consisting of a sulfide of antimony, iron, and copper, typically occurring as tetrahedral crystals.
Example sentences
  • The ore shoot is mainly in the Molas Formation and is surrounded by a silicified envelope that contains galena, sphalerite, chalcopyrite, tetrahedrite, and pyrite.
  • Copper-silver ore, located in the cores of the chimneys, consists primarily of chalcopyrite, tetrahedrite, pyrite, and galena along with electrum and a number of minor silver minerals.
  • Hurst observed pyrargyrite partly and completely enclosing polybasite crystals on tetrahedrite.

Definition of tetrahedrite in:

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