ky·a·nite (k   -nt ) also cy·a·nite (s-)n. A bluish-green to colorless mineral, Al2SiO5, used as a refractory. [Greek kuanos, dark blue enamel + -ite.] |
kyanite [ˈkaɪəˌnaɪt]
n
(Earth Sciences / Minerals) a grey, green, or blue mineral consisting of aluminium silicate in triclinic crystalline form. It occurs in metamorphic rocks and is used as a refractory. Formula AL2SiO5
kyanitic [ˌkaɪəˈnɪtɪk] adj
| kyanite (k-nt) A bluish-green to colorless triclinic mineral. Kyanite occurs as long, thin, blade-shaped crystals in metamorphic rocks. It is unique among minerals in having two grades of hardness, one along its length, and one along its width. It is a polymorph of andalusite and sillimanite, but can form at lower temperatures than either of these. Chemical formula: Al2SiO5. |
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kyanite - a grey or greenish-blue mineral consisting of aluminum silicate in crystalline form; occurs in metaphoric rock, used as a refractoryWant to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content.
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