WOLLASTONITE

wollastonite

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

Source: WordNet® 3.1


Etymology

Noun

wollastonite (countable and uncountable, plural wollastonites)

(mineral) A grey inosilicate mineral, mostly calcium silicate, CaSiO3, found deposited in limestone.

Source: Wiktionary


Wol"las*ton*ite, n. Etym: [After Dr. W. H. Wollaston, an English chemist, who died in 1828.] (Min.)

Definition: A silicate of lime of a white to gray, red, or yellow color, occurring generally in cleavable masses, rarely in tabular crystals; tabular spar.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

8 October 2024

HEMLOCK

(noun) poisonous drug derived from an Eurasian plant of the genus Conium; “Socrates refused to flee and died by drinking hemlock”


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