/gay"leuh nuyt'/, n.
a mineral, aluminum calcium silicate, occurring in prismatic crystals varying in color from gray-green to brown.
[1810-20; named after A. F. Gehlen (1775-1815), German chemist; see -ITE1]

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      mineral composed of calcium aluminum silicate, Ca2Al2SiO7, one end-member of the melilite mineral series (see melilite).

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Universalium. 2010.

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Look at other dictionaries:

  • Gehlénite — Gehlénite[1] Catégorie IX : silicates[2] …   Wikipédia en Français

  • Gehlenite — Infobox mineral name = Gehlenite category = , , boxwidth = boxbgcolor = imagesize = caption = formula = Ca2Al [AlSiO7] molweight = color = yellow brown, green grey, colourless habit = system = Tetragonal twinning = cleavage = Distinct/good… …   Wikipedia

  • Gehlenite — Mélilite Les minéraux du groupe de la mélilite sont des silicates qui ont pour formule générale [8]X2[4]Y[4]Z2O7, où [N] signifie nombre de coordination N. Ce groupe comprend plusieurs minéraux, les plus importants étant les suivants :… …   Wikipédia en Français

  • gehlenite — gelenitas statusas T sritis chemija apibrėžtis Mineralas. formulė Ca₂Al(Al,Si)O₇ atitikmenys: angl. gehlenite rus. геленит …   Chemijos terminų aiškinamasis žodynas

  • gehlenite — noun A particular kind of sorosilicate …   Wiktionary

  • gehlenite — geh·len·ite …   English syllables

  • gehlenite — /ˈgeɪlənaɪt/ (say gayluhnuyt) noun a mineral silicate of aluminium and calcium, Ca2Al2SiO7, occurring in green or brown prismatic crystals. {named after AF Gehlen, 1775–1815, German chemist. See ite1} …  

  • gehlenite — ˈgāləˌnīt noun ( s) Etymology: German gehlenit, from A. F. Gehlen, 19th century German chemist + German it ite : a mineral Ca2Al2SiO7 consisting of calcium aluminum silicate occurring in prismatic crystals isomorphous with akermanite …   Useful english dictionary

  • Gehlenit — aus dem Fassatal, Südtirol, Italien Chemische Formel Ca2Al[4][AlSiO7] Mineralklasse Silikate und Germanate 9.BB.10 (8 …   Deutsch Wikipedia

  • Melilite — Orthite and melilite (blue) with quartz, from a thin section in crossed polarized light. General Category Sorosilicates …   Wikipedia

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