Submitted by György Chityil ... on Fri, 01/19/2018 - 20:39 Hierarchy: NounDescription: {{mineralogy}} A magnesium chromium carbonate mineral, a hexagonal polymorph of stichtite.Ngram: barbertoniteNgram Text: barbertoniteSource: WiktionaryIssue: 0Wiktionary tag: mineralogyNgram Count: 1