- tourmaline
- noun Etymology: Sinhalese toramalli carnelian Date: 1759 a mineral of variable color that consists of a complex borosilicate and is valued as a gem when transparent and cut
New Collegiate Dictionary. 2001.
tourmaline
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Tourmaline — Schorl Tourmaline General Category Cyclosilicate Chemical formula (Ca,K,Na,[ … Wikipedia
Tourmaline — Catégorie IX : silicates[1] Tourmaline Brésil Général … Wikipédia en Français
TOURMALINE — Cyclosilicate cristallisant dans le système rhomboédrique. Du mot cinghalais touramali , la tourmaline se présente sous forme de cristaux prismatiques allongés parallèlement à l’axe ternaire. Les plus courants sont de petite taille, mais ils… … Encyclopédie Universelle
Tourmaline — Tour ma*line, n. [F. tourmaline, cf. It. turmalina, tormalina, NL. turmalina, turmalinus; all fr. tournamal, a name given to this stone in Ceylon.] (Min.) A mineral occurring usually in three sided or six sided prisms terminated by rhombohedral… … The Collaborative International Dictionary of English
tourmaline — complete silicate of aluminum and boron, 1759, ultimately from Sinhalese toramalli, a general name for cornelian … Etymology dictionary
tourmaline — [toor′mə lin, toor′məlēn΄] n. [Fr, ult. < Sinhalese tōramalli, carnelian] a very hard, piezoelectric, rhombohedral mineral, (Na,Ca)(Mg,Fe,Al,Li) 3Al6 (BO3) 3 (Si6O18)(OH) 4, of various colors, used as a gem and in making pressure gauges … English World dictionary
tourmaline — tourmalinic /toor meuh lin ik/, adj. /toor meuh lin, leen /, n. any of a group of silicate minerals of complex composition, containing boron, aluminum, etc., usually black but having various colored, transparent varieties used as gems. Also,… … Universalium
tourmaline — turmalinas statusas T sritis fizika atitikmenys: angl. tourmaline vok. Turmalin, m rus. турмалин, m pranc. tourmaline, f … Fizikos terminų žodynas
tourmaline — (tour ma li n ) s. f. Minéral siliceux, de composition très complexe, qui jouit de la propriété de prendre la bipolarité lorsque les extrémités de ses cristaux sont inégalement chauffées. • Toutes les tourmalines sont à demi transparentes ; les … Dictionnaire de la Langue Française d'Émile Littré
tourmaline — turmalinas statusas T sritis chemija apibrėžtis Mineralas. formulė NaFe₃Al₆[(OH)₄|(BO₃)₃|Si₆O₁₈] atitikmenys: angl. tourmaline rus. турмалин … Chemijos terminų aiškinamasis žodynas
Tourmaline (band) — Infobox musical artist Name = Tourmaline Img capt = Background = group or band Origin = Verona, New Jersey, U.S. Genre = Alternative rock Rock Years active = 2004 ndash;2007 Label = No Milk Records Platform Group Universal Records URL =… … Wikipedia
