Definitions for kyaniteˈkaɪ əˌnaɪt
Random House Webster's College Dictionary
a mineral, aluminum silicate, Al2SiO5, occurring in bluish bladed crystals or in masses, used as a refractory.
Origin of kyanite:
1785–95; < Gk kýan(os) blue enamel (see cyano-1) + -ite1
a grey or greenish-blue mineral consisting of aluminum silicate in crystalline form; occurs in metaphoric rock, used as a refractory
a blue neosilicate mineral, AlSiO, found in metamorphic rocks