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datolite

[dat-l-ahyt]
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noun
  1. a mineral, calcium and boron silicate, CaB(SiO4)(OH), usually occurring in rock cavities in the form of colorless, prismatic crystals.

Origin of datolite

1800–10; < German Datolith, equivalent to Greek dat(eîsthai) to divide, share out + -o- + German -lith; see -lite
Related formsdat·o·lit·ic [dat-l-it-ik] /ˌdæt lˈɪt ɪk/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for datolite

Historical Examples

  • He uncovered a few more of the datolite crystals and put them in his pocket.

    The Flaming Mountain

    Harold Leland Goodwin

  • Datolite is white or colourless, often with a greenish tinge; it is transparent or opaque.

  • Certain pseudomorphs of chalcedony after datolite, from Haytor in Devonshire, have received the name of “haytorite.”


British Dictionary definitions for datolite

datolite

noun
  1. a colourless mineral consisting of a hydrated silicate of calcium and boron in monoclinic crystalline form, occurring in cavities in igneous rocks. Formula: CaBSiO 4 (OH)

Word Origin

C19: dato- from Greek dateisthai to divide + -lite
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

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