wollastonite

Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A white to gray mineral, essentially CaSiO3, found in metamorphic rocks and used in ceramics, paints, plastics, and cements.

from The Century Dictionary.

  • noun A mineral occurring in tabular crystals (hence called tabular spar), also massive, cleavable, with fibrous structure.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Min.) A silicate of lime of a white to gray, red, or yellow color, occurring generally in cleavable masses, rarely in tabular crystals; tabular spar.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun mineralogy A grey inosilicate mineral, mostly calcium silicate, CaSiO3, found deposited in limestone.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a white or greyish mineral typically found in metamorphic limestone; a silicate of calcium

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[After William Hyde Wollaston.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

Wollaston +‎ -ite, after William Hyde Wollaston, English chemist and physicist.

Examples

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