wollastonite

[ wool-uh-stuh-nahyt ]
/ ˈwʊl ə stəˌnaɪt /

noun

a mineral, calcium silicate, CaSiO3, occurring usually in fibrous white masses.

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Origin of wollastonite

1815–25; named after W. H. Wollaston; see -ite1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for wollastonite

British Dictionary definitions for wollastonite

wollastonite
/ (ˈwʊləstəˌnaɪt) /

noun

a white or grey mineral consisting of calcium silicate in triclinic crystalline form: occurs in metamorphosed limestones. Formula: CaSiO 3

Word Origin for wollastonite

C19: named after W. H. Wollaston (1766–1828), English physicist
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

Scientific definitions for wollastonite

wollastonite
[ wulə-stə-nīt′ ]

A white to gray triclinic or monoclinic mineral found in metamorphic rocks and used in ceramics, paints, plastics, and cements. Chemical formula: CaSiO3.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.