goethite

[ goh-thahyt, gœ-tahyt ]
/ ˈgoʊ θaɪt, ˈgœ taɪt /

noun

a very common mineral, iron hydroxide, HFeO2, occurring in crystals, but more commonly in yellow or brown earthy masses: an ore of iron.

Origin of goethite

1815–25; named after Goethe; see -ite1

British Dictionary definitions for goethite

goethite

gthite

/ (ˈɡəʊθaɪt, German ˈɡøːtiːt) /

noun

a black, brown, or yellow mineral consisting of hydrated iron oxide in the form of orthorhombic crystals or fibrous masses. Formula: FeO(OH)

Word Origin for goethite

C19: named after Goethe