noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A grey inosilicate mineral, mostly calcium silicate, CaSiO₃, found deposited in limestone. countable, uncountable
2. 2
   a white or greyish mineral typically found in metamorphic limestone; a silicate of calcium wordnet

Synonyms

All synonyms

alabasterasphaltmineralparawollastonite

Etymology

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

Related phrases

calcium silicate

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.