celsian feldspar

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• Celsian — is an uncommon feldspar mineral, barium aluminosilicate, BaAl2Si2O8. The mineral occurs in contact metamorphic rocks with significant barium content. Its crystal system is monoclinic, and it is white, yellow, or transparent in appearance. In pure …   Wikipedia

• Feldspar — is the name of a group of rock forming minerals which make up as much as 60% of the Earth s crust.Feldspar. [http://www.ima na.org/about industrial minerals/feldspar.asp What is Feldspar?] Industrial Minerals Association. Retrieved on July 18… …   Wikipedia

• celsian — ▪ mineral       an uncommon feldspar mineral, barium aluminosilicate (BaAl2Si2O8), that occurs as hard, light coloured, glassy masses and crystals in association with manganese deposits in contact zones, as at Jakobsberg, Swed.; Tochigi… …   Universalium

• celsian — celzianas statusas T sritis chemija apibrėžtis Mineralas. formulė Ba[Al₂Si₂O₈] atitikmenys: angl. barium feldspar; celsian rus. полевой бариевый шпат; цельзиан ryšiai: sinonimas – bario feldšpatas …   Chemijos terminų aiškinamasis žodynas

• celsian — noun An uncommon monoclinic feldspar mineral, barium aluminosilicate, found in contact metamorphic rocks with significant barium content …   Wiktionary

• celsian — ˈselsēˌan noun ( s) Etymology: probably from Anders Celsius + English an : a mineral BaAl2Si2O8 that consists of a barium feldspar and is isomorphous with orthoclase …   Useful english dictionary

• barium feldspar — celzianas statusas T sritis chemija apibrėžtis Mineralas. formulė Ba[Al₂Si₂O₈] atitikmenys: angl. barium feldspar; celsian rus. полевой бариевый шпат; цельзиан ryšiai: sinonimas – bario feldšpatas …   Chemijos terminų aiškinamasis žodynas

• Celsiane — Catégorie IX : silicates[1] Celsiane (Plage grise) Mariposa County, Californie …   Wikipédia en Français

• List of minerals — This is a List of minerals for which there are Wikipedia articles. Mineral variety names and mineraloids are to be listed after the valid minerals for each letter.For a complete listing (about 4,000) of all mineral names: List of minerals… …   Wikipedia

• Feldspat — perfekter Einkristall eines monoklinen Feldspats Chemische Formel (Ba,Ca,Na,K,NH4)(Al,B,Si)4O8 Mineralklasse Gerüstsilikate (Tektosilikate) VIII/J.6 bis VIII/J.7 (nach …   Deutsch Wikipedia

• hyalophane — /huy al euh fayn , huy euh leuh /, n. Mineral. a variety of orthoclase in which some of the potassium is replaced by barium. [1850 55; HYALO + PHANE] * * * ▪ mineral       a barium rich variety of potassium feldspar; see celsian. * * * …   Universalium