kyanite

2 ENTRIES FOUND:

ky·a·nite

noun \ˈkī-ə-ˌnīt\

Definition of KYANITE

:  an aluminum silicate mineral Al2SiO5 that occurs usually in blue thin-bladed triclinic crystals and crystalline aggregates

Origin of KYANITE

German Zyanit, from Greek kyanos dark blue enamel, lapis lazuli
First Known Use: 1794

kyanite

noun    (Concise Encyclopedia)

Silicate mineral, one of several phases in the aluminum silicate (AlSiO) system. Its colour ranges from gray-green to black or blue, with blue and blue-gray being most common. It occurs in Switzerland, Italy, the Ural Mountains, and New England (U.S.). Kyanite is a raw material in the manufacture of spark plugs. A clear, deep-blue variety is sometimes cut as a gemstone.

Variants of KYANITE

kyanite or cyanite or disthene

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