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kyanite n 1: a grey or greenish-blue mineral consisting of aluminum silicate in crystalline form; occurs in metaphoric rock, used as a refractory [syn: kyanite, cyanite] ;
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ALUMINIUM DICTIONARY ENGLISH - FRENCH ... Cyanite, kyanite (mineralogy) Cyanite, kyanite - See Disthene ... Kyanite, cyanite (mineralogy) Kyanite, cyanite [ Al2SiO5, silicate of aluminium, Crystalline System : Triclinic ] ; - See Disthene...
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Kyanite - Wikipedia, the free encyclopedia
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This mineral (also spelled kyanite) is a subsilieate of alumina almost identical in composition with andalusite, and very closely related also to topaz. ... Cyanite is somewhat frequently associated with corundum, from which Dr. Genth believed it to be derived by alteration. Another locality is at Swannanoa Gap,
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While cyanite at times presents other colors, such as gray, green, black, and white, only the transparent blue variety is used for gem purposes. This is often dark blue, resembling sapphire in color, and cut stones may thus considerably resemble the latter.
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English > 1 sense of the word kyanite ... English > kyanite: 1 sense > noun 1, substance ... Synonym cyanite...
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kyanite. or cyanite or disthene. Silicate mineral, one of several phases in the aluminum silicate (Al2SiO5) system. Its colour ranges from gray-green to ...
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Al2SiO5A blue or light-green neosilicate mineral; crystallizes in the triclinic system, and luster is vitreous to pearly; occurs in long, thin bladed crystals and crystalline aggregates. Also known as cyanite; disthene;
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