noun
- a blue crystalline mineral composed of aluminum silicate, used in ceramics and refractory materials
Usage: mineralogy
Examples
- The geologist identified kyanite crystals in the metamorphic rock sample.
- Kyanite is prized for its high melting point in industrial applications.
- The blue kyanite specimens displayed perfect cleavage along one plane.
- Manufacturers use kyanite to produce heat-resistant ceramics.
- The mineral collection featured several varieties of kyanite from different regions.
- Kyanite forms under high-pressure conditions deep within the Earth’s crust.