- zircon
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a) A mineral occurring in tetragonal crystals, usually of a brown or grey colour and consisting of silica and zirconia.b) A crystal of zircon, sometimes used as a false gemstone.
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zircon
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ZIRCON — ZIRC Mot composé à partir du persan, zircon signifie or et lumière. Ce minéral fait partie des silicates à tétraèdres, Si4, isolés (nésosilicates) qui cristallisent, dans le système quadratique, en donnant des formes bitétragonales. Les cristaux… … Encyclopédie Universelle
Zircón — General Categoría Minerales nesosilicatos Clase 9.AD.30 (Strunz) Fórmula química … Wikipedia Español
zircon — ZIRCÓN s.n. Silicat natural de zirconiu, tetragonal, de obicei galben portocaliu, roşu sau verde, foarte dur, folosit pentru obţinerea bioxidului de zirconiu, iar cristalele limpezi ca pietre semipreţioase. – Din fr. zircon. Trimis de valeriu, 13 … Dicționar Român
Zircon — ir con, n. [F., the same word as jargon. See {Jargon} a variety of zircon.] 1. (Min.) A mineral consisting predominantly of zirconium silicate ({Zr2SiO4}) occurring in tetragonal crystals, usually of a brown or gray color. It consists of silica… … The Collaborative International Dictionary of English
Zircón — m. Variante ortográfica de «circón» (piedra preciosa). * * * zircón. m. circón. * * * El zircón o circón es un mineral de color variable perteneciente al grupo de los silicatos … Enciclopedia Universal
zircón — → circón … Diccionario panhispánico de dudas
zircon — (n.) 1794, new name given in chemistry to JACINTH (Cf. jacinth), from Ger. Zirkon (Cf. Fr. jargon, It. giargone), from Arabic zarqun cinnabar, bright red, from Pers. zargun gold colored, from Avestan zari gold colored, from zar gold … Etymology dictionary
zircón — m. circón … Diccionario de la lengua española
zircon — ► NOUN ▪ a mineral consisting of zirconium silicate, typically brown but sometimes in translucent forms of gem quality. ORIGIN German Zirkon … English terms dictionary
zircon — [zʉr′kän΄] n. [Ger zirkon, altered (by Werner: see WERNERITE) < Fr jargon < It giargone < Ar zarqūn, bright red < Pers zargūn, gold colored < zar, gold] a light colored, very hard mineral, zirconium silicate, ZrSiO4, an ore of… … English World dictionary
Zircon — Not to be confused with zirconia or cubic zirconia. This article is about the mineral. For other uses, see Zircon (disambiguation). Zircon Zircon crystal from Tocantins, Brazil (2×2 cm) … Wikipedia
