Definition of smithsonite in English:



mass noun
  • A yellow, grey, or green mineral consisting of zinc carbonate typically occurring as crusts or rounded masses.

    • ‘Masses of pale green botryoidal smithsonite in cavities to 5 cm have been found in ore stockpiled on the dump immediately east of the decline portal.’
    • ‘The Sherman mine has produced small, well-formed, pale blue, acicular aurichalcite crystals associated with cerussite, hemimorphite, smithsonite, rosasite, and barite.’
    • ‘Pseudomorphs of smithsonite after calcite crystals have been reported from this locality.’
    • ‘Exceptional aurichalcite specimens associated with smithsonite, hydrozincite, hemimorphite, and other minerals have been collected at the Grand Deposit mine, Muncy Creek district, White Pine County.’
    • ‘Earlier descriptions indicate that many carloads of beautiful green smithsonite were shipped from this mine as high-grade zinc ore.’


Mid 19th century: from the name Smithson (see Smithsonian Institution) + -ite.