Definition of fluorite in English:

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fluorite

Pronunciation: /ˈflo͝oərīt/
/ˈflôˌrīt/

noun

A mineral consisting of calcium fluoride that typically occurs as cubic crystals, colorless when pure but often colored 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.

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