Submitted by György Chityil ... on Sat, 01/20/2018 - 01:24 Hierarchy: NounDescription: {{mineralogy}} A grey inosilicate mineral, mostly calcium silicate, CaSiO<sub>3</sub>, found deposited in limestone.Ngram: wollastoniteNgram Text: wollastoniteSource: WiktionaryIssue: 0Wiktionary tag: mineralogyNgram Count: 1