Definition of stibnite in English:

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stibnite

Pronunciation: /ˈstɪbnʌɪt/

noun

[mass noun]
A lead-grey mineral, typically occurring as striated prismatic crystals, which consists of antimony sulphide and is the chief ore of antimony.
Example sentences
  • Commonly associated minerals include orpiment, stibnite, a variety of sulfides and sulfosalts, calcite, and barite.
  • There will be azurite, pyromorphite, marvelous twinned calcite, stibnite that rivals that from Japan, stibiconite, scheelite, hematite with lightly tinted quartz, cinnabar, hemimorphite, and a range of other colorful minerals.
  • There were shops full of green and purple fluorite, ferberite and arsenopyrite, and spessartine and stibnite.

Origin

Mid 19th century: from Latin stibium 'black antimony' + -ine4 + -ite1.

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