goethite
/ˈɡœtaɪt/ noun
Forms goethites
- noun (mineralogy) An iron oxyhydroxide that is the main constituent of rust and in mineral form is an ore.
Synonyms
Etymology
From German Goethit, named for German polymath Johann Wolfgang von Goethe; by surface analysis, Goethe + -ite.
Webster’s 1913
- noun A hydrous oxide of iron, occurring in prismatic crystals, also massive, with a fibrous, reniform, or stalactitic structure. The color varies from yellowish to blackish brown.
Etymology [After the poet Göthe.]
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “goethite”, CC BY-SA 4.0. Details