CYANITE
- a mineral (a naturally occurring inorganic substance having a characteristic set of physical properties) [n CYANITES] : CYANITIC [adj]
- a mineral, also KYANITE [n -S]
- an aluminum silicate mineral Al2SiO5 that occurs usually in blue thin-bladed triclinic crystals and crystalline aggregates
- mineral, aluminum silicate, Al2SiO5, occurring in blue or greenish bladed triclinic crystals, used as a refractory