fluo·​rite | \ ˈflu̇r-ˌīt How to pronounce fluorite (audio) , ˈflȯr-\

Definition of fluorite

: a transparent or translucent mineral of different colors that consists of the fluoride of calcium and is used especially as a steelmaking flux and in the making of opalescent and opaque glasses

Examples of fluorite in a Sentence

Recent Examples on the Web

In a post on JAXA's website, Hayabusa 2 project manager Yuichi Tsuda likened the asteroid's strange, multifaceted shape to that of a crystal of the mineral fluorite or an abacus bead. David Freeman /, NBC News, "Japan's Hayabusa 2 space probe snuggles up to odd-looking asteroid," 26 June 2018 Several minerals redirect light from the sun, including calcite, agate and fluorite. Nola Taylor Redd, Smithsonian, "Could We See Glow-in-the-Dark Aliens From Earth?," 1 Aug. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'fluorite.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of fluorite

1868, in the meaning defined above

History and Etymology for fluorite

Italian, from New Latin fluor

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Time Traveler for fluorite

The first known use of fluorite was in 1868

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More from Merriam-Webster on fluorite

Britannica.com: Encyclopedia article about fluorite

Comments on fluorite

What made you want to look up fluorite? Please tell us where you read or heard it (including the quote, if possible).


to boil down or concentrate

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