Thenardite The*nard"ite, n. [Named after the French chemist, L. J. Th['e]nard.] (Min.) Anhydrous sodium sulphate, a mineral of a white or brown color and vitreous luster. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

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  • THÉNARDITE — Sulfate naturel de sodium, de formule Na2S4 (43,7 p. 100 de Na2O et 56,3 p. 100 de S3), elle peut contenir K2O en faibles quantités sous forme d’impuretés mécaniques. La thénardite cristallise dans le système orthorhombique en bipyramides… …   Encyclopédie Universelle

  • Thénardite — Thénardite[1] Catégorie VII : sulfates, sélénates tellurates, chromates, molybdates, tungstates[2] …   Wikipédia en Français

  • Thenardite — is an anhydrous sodium sulfate mineral, Na2SO4 which occurs in arid evaporite environments. It also occurs in dry caves and old mine workings as an efflorescence and as a crusty deposit around fumaroles. It occurs in volcanic caves on Mt. Etna,… …   Wikipedia

  • thenardite — tenarditas statusas T sritis chemija apibrėžtis Mineralas. formulė Na₂SO₄ atitikmenys: angl. thenardite rus. тенардит …   Chemijos terminų aiškinamasis žodynas

  • thenardite — thə̇ˈnärˌdīt noun ( s) Etymology: French thénardite, from Baron Louis J. Thénard died 1857 French chemist + French ite : a mineral Na2SO4 consisting of native anhydrous sodium sulfate and occurring in white or brownish crystals, masses, or crusts …   Useful english dictionary

  • thenardite — /theuh nahr duyt, teuh /, n. a mineral, sodium sulfate, Na2SO4, occurring in white crystals and masses, esp. in salt lakes and arid regions. [1835 45; named after L. J. Thénard (1777 1857), French chemist; see ITE1] * * * ▪ mineral       any of a …   Universalium

  • thenardite — (entrée créée par le supplément) (te nar di t ) s. f. Terme de minéralogie. Sulfate de soude anhydre …   Dictionnaire de la Langue Française d'Émile Littré

  • thenardite —    A cave mineral Na2SO4 [11] …   Lexicon of Cave and Karst Terminology

  • thenardite — the·nard·ite …   English syllables

  • thenardite — /θəˈnadaɪt/ (say thuh nahduyt), /tə / (say tuh ) noun a mineral, sodium sulphate, Na2SO4, occurring in white crystals and masses, especially in dried lakes. {named after LJ Thénard, 1777–1857, French chemist. See ite1} …   Australian English dictionary

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