fluorspar

or flu·or spar

[floo-awr-spahr, -er-]

Origin of fluorspar

First recorded in 1785–95; fluor- + spar3
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Examples from the Web for fluorspar

Historical Examples of fluorspar


British Dictionary definitions for fluorspar

fluorspar

fluor

noun
  1. a white or colourless mineral sometimes fluorescent and often tinted by impurities, found in veins and as deposits from hot gases. It is used in the manufacture of glass, enamel, and jewellery, and is the chief ore of fluorine. Composition: calcium fluoride. Formula: CaF 2 . Crystal structure: cubicAlso: (US and Canadian) fluorite
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012