- thorite
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A radioactive mineral, composed mostly of thorium silicate (ThSiO), along with silicates of uranium and the rare earths.
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thorite
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Thorite — Thorite, (Th,U)SiO4, is a rare nesosilicate of thorium that crystallizes in the tetragonal system and is isomorphous with zircon. It is the most common mineral of thorium and is nearly always strongly radioactive. It was named in 1829 to reflect… … Wikipedia
thorite — [ tɔrit ] n. f. • 1838; de thorium ♦ Minér. Silicate naturel de thorium (ThSiO4), brun orange. ● thorite nom féminin Silicate naturel de thorium, de formule ThSiO4, quadratique. ● thorite (synonymes) nom féminin Silicate naturel de thorium, de… … Encyclopédie Universelle
Thorite — Tho rite, n. [So called by Berzelius from the Scandinavian god Thor. See {Thor}.] (Min.) A mineral of a brown to black color, or, as in the variety orangite, orange yellow. It is essentially a silicate of thorium. [1913 Webster] … The Collaborative International Dictionary of English
thorite — [thôr′īt΄] n. [Swed thorit: see THORIUM & ITE1] a rare, usually dark, hard, radioactive mineral, thorium silicate, ThSiO4, that is usually hydrated … English World dictionary
thorite — /thawr uyt, thohr /, n. a rare mineral, thorium silicate, ThSiO4, occurring in the form of yellow or black crystals. [1825 35; thor (as in THORIA, THORIUM) + ITE1, modeled on Sw thorit] * * * ▪ mineral thorium silicate, ThSiO4, one of the… … Universalium
thorite — toritas statusas T sritis chemija apibrėžtis Mineralas. formulė ThSiO₄ atitikmenys: angl. thorite rus. торит … Chemijos terminų aiškinamasis žodynas
thorite — noun Etymology: Swedish thorit, from New Latin thorium Date: 1832 a rare mineral that is a brown to black or sometimes orange yellow silicate of thorium resembling zircon … New Collegiate Dictionary
thorite — (to ri t ) s. f. Minéral trouvé en Norwége, près Brevig, sur l île de Loeven ; on en extrait le thorium … Dictionnaire de la Langue Française d'Émile Littré
thorite — tho·rite … English syllables
thorite — tho•rite [[t]ˈθɔr aɪt, ˈθoʊr [/t]] n. mir a rare radioactive mineral ore, thorium silicate, ThSiO4, occurring as grains and crystals • Etymology: < Sw thorit (1829); see thorium, ite I … From formal English to slang
