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fluorite

Line breaks: fluor|ite
Pronunciation: /ˈflʊərʌɪt
 
, ˈflɔː-/

Definition of fluorite in English:

noun

[mass noun]
A mineral consisting of calcium fluoride which typically occurs as cubic crystals, colourless when pure but often coloured by impurities.
Example sentences
  • A greisen is a quartz - mica aggregate containing significant amounts of cassiterite, wolframite, fluorite, topaz, rutile, and tourmaline.
  • Stalactite-like structures were common in the Black Sheep pocket, forming knobs and fingers of matrix covered with druzy quartz, fluorite, and galena crystals.
  • Coexisting MI phases in these rocks include garnet, plagioclase, quartz, tourmaline and fluorite.

Origin

mid 19th century: from fluor (see fluorspar) + -ite1.

Definition of fluorite in:

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