Submitted by György Chityil ... on Sat, 01/20/2018 - 01:24 Hierarchy: NounDescription: {{mineralogy}} An isometric-tetartoidal mineral containing antimony, cobalt, nickel, and sulfur.Ngram: willyamiteNgram Text: willyamiteSource: WiktionaryIssue: 0Wiktionary tag: mineralogyNgram Count: 1