Submitted by György Chityil ... on Fri, 01/19/2018 - 18:00 Hierarchy: NounDescription: {{mineralogy}} The tendency of a crystal to split along specific planes. {{defdate|from 19th c.}}Ngram: cleavageNgram Text: cleavageSource: WiktionaryIssue: 0Wiktionary tag: mineralogyfrom 19th c.Ngram Count: 1Wikokit WikiText ID: 428232