Definition of tetrahedrite in English:

tetrahedrite

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

noun

  • A gray mineral consisting of a sulfide of antimony, iron, and copper, typically occurring as tetrahedral crystals.
    More 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.

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Word of the day coloratura
Pronunciation: ˌkələrəˈto͝orə
noun
elaborate ornamentation of a vocal melody