cancrinite


cancrinite

      rare feldspathoid mineral, an aluminosilicate that contains sodium and calcium carbonate and occurs as an alteration product of nepheline and feldspar in nepheline-syenite and related rocks. It also is found in metamorphic rocks and in contact zones between limestone and igneous intrusives. Famous localities are Alnö, Sweden; Fen district, Norway; Iivaara, Finland; and Iron Hill, Colo., U.S. For chemical formula and detailed physical properties, see feldspathoid (table).

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Universalium. 2010.

Look at other dictionaries:

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

  • Cancrinite — Can cri*nite, n. [Named after Count Cancrin, a minister of finance in Russia.] (Min.) A mineral occurring in hexagonal crystals, also massive, generally of a yellow color, containing silica, alumina, lime, soda, and carbon dioxide. [1913 Webster] …   The Collaborative International Dictionary of English

  • Cancrinite — is a complex carbonate and silicate of sodium, calcium and aluminium with the formula Na6Ca2 [(CO3,Al6Si6O24] ·2H2O. It is classed as a member of the feldspathoid group of minerals; the alkali feldspars that are poor in silica. Yellow, orange,… …   Wikipedia

  • cancrinite — ● cancrinite nom féminin Aluminosilicate carbonaté de sodium et de calcium naturel, du système hexagonal …   Encyclopédie Universelle

  • cancrinite — kankrinitas statusas T sritis chemija apibrėžtis Mineralas. formulė Na₆Ca₂[(CO₃)₂|(AlSiO₄)₆] atitikmenys: angl. cancrinite rus. канкринит …   Chemijos terminų aiškinamasis žodynas

  • cancrinite — noun Any of a family of feldspathoid minerals that are mixed carbonates and aluminosilicates of sodium and calcium …   Wiktionary

  • cancrinite — can·cri·nite …   English syllables

  • cancrinite — ˌnīt noun ( s) Etymology: German cancrinit, from Count Georg Cancrin died 1845 Russian statesman + German it ite : a mineral (Na2,Ca)4(AlSiO4)6CO3.nH2O consisting of an aluminosilicate and carbonate of sodium and calcium occurring in igneous… …   Useful english dictionary

  • Nepheline syenite — of the Intrusive Complex of Tanguá, State of Rio de Janeiro, Brasil (Motoki et al., 2011a) Nephelene syenite is a holocrystalline plutonic rock that consists largely of nepheline and alkali feldspar. The rocks are mostly pale colored, grey or… …   Wikipedia

  • Cancrinit — (gelb), Nephelin (weiß) und Biotit (schwarz) aus Dennis Hill, Litchfield, Kennebec County, Maine, USA Chemische Formel Na6Ca2[(CO3)2|Al6Si6O24 …   Deutsch Wikipedia


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