Submitted by György Chityil ... on Sat, 01/20/2018 - 01:24 Hierarchy: NounDescription: {{mineralogy}} A monoclinic-prismatic grayish yellow mineral containing nickel and selenium.Ngram: wilkmaniteNgram Text: wilkmaniteSource: WiktionaryIssue: 0Wiktionary tag: mineralogyNgram Count: 1