a bluish silicate of aluminum, AlSiO, that forms in long, thin, bladed crystals that are found in metamorphic rocks
A bluish-green to colorless mineral, Al2SiO5, used as a refractory.
Origin of kyaniteGreek kuanos, dark blue enamel + –ite1.
(countable and uncountable, plural kyanites)
Ancient Greek κυανός (kuanos, “blue”).