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English Dictionary

augite  (ˈɔːɡaɪt



  1. a black or greenish-black mineral of the pyroxene group, found in igneous rocks. Composition: calcium magnesium iron aluminium silicate. General formula: (Ca,Mg,Fe,Al)(Si,Al)2O6. Crystal structure: monoclinic

Derived Forms

augitic  (ɔːˈɡɪtɪk   adjective

Word Origin

C19: from Latin augītēs, from Greek, from augē brightness


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