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1 sanidine feldspar
English-German dictionary of Architecture and Construction > sanidine feldspar
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2 feldspar
Mineralogy feldspath m;∎ glassy feldspar sanidine f;∎ triclinic feldspar plagioclase f;∎ white feldspar albite f;∎ lime soda feldspar feldspath m calcosodique -
3 feldspar
полевой шпат
alkali feldspar щелочной полевой шпат
aventurine feldspar авантюриновый полевой шпат
calcium feldspar кальциевый полевой шпат
celsian feldspar бариевый полевой шпат
common feldspar ортоклаз
glassy feldspar см. sanidine
lime feldspar известковый полевой шпат
lime-soda feldspar натриевый полевой шпат, альбит
orthomimic feldspar ортомиктовые полевые шпаты
potash [potassium] feldspar калиевый полевой шпат
sliced feldspar тонкопластинчатый полевой шпат
soda-lime feldspar натриевый полевой шпат, альбит
sodium feldspar натриевый полевой шпат, альбит
feldspar sodium-calcium feldspar натриево-кальциевый полевой шпат, плагиоклаз
* * *• шпат
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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
Sanidine — is the high temperature form of potassium feldspar (K,Na)(Si,Al)4O8. [Mineral Handbook http://www.minsocam.org/msa/Handbook/Sanidine.PDF ] Sanidine most typically occurs in felsic volcanic rocks such as obsidian, rhyolite and trachyte. Sanidine… … Wikipedia
Sanidine — San i*dine, n. [Gr. ?. ?, a board. So called in allusion to the tabular crystals.] (Min.) A variety of orthoclase feldspar common in certain eruptive rocks, as trachyte; called also {glassy feldspar}. [1913 Webster] … The Collaborative International Dictionary of English
feldspar — /feld spahr , fel /, n. any of a group of minerals, principally aluminosilicates of potassium, sodium, and calcium, characterized by two cleavages at nearly right angles: one of the most important constituents of igneous rocks. Also, felspar.… … Universalium
sanidine — sanidinic /san i din ik/, adj. /san i deen , din/, n. Mineral. a glassy, often transparent variety of orthoclase in which sodium may replace as much as 50 percent of the potassium: forms phenocrysts in some igneous rocks. [1805 15; < G Sanidin,… … Universalium
sanidine — noun A variety of orthoclase feldspar found as tabular crystals embedded in volcanic rocks. It sometimes reflects a blue sheen along crystal planes. This phenomenon is called adularescence, and sanidine with this property is called moonstone.… … Wiktionary
sanidine — [ sanɪdi:n] noun a glassy mineral of the alkali feldspar group. Origin C19: from Gk sanis, sanid board + ine4 … English new terms dictionary
glassy feldspar — Sanidine San i*dine, n. [Gr. ?. ?, a board. So called in allusion to the tabular crystals.] (Min.) A variety of orthoclase feldspar common in certain eruptive rocks, as trachyte; called also {glassy feldspar}. [1913 Webster] … The Collaborative International Dictionary of English
alkali feldspar — Any of several common silicate minerals that often occur as whitish to variously coloured, glassy crystals. The alkali feldspars may be regarded as mixtures of sodium aluminosilicate (NaAlSi3O8) and potassium aluminosilicate (KAlSi3O8). Both the… … Universalium
Alkali feldspar — The alkali feldspar group are those feldspar minerals rich in the alkali elements potassium and sodium. The alkali feldspars include: albite, anorthoclase, microcline, orthoclase and sanidine. [http://www.mindat.org/min 118.html Mindat]… … Wikipedia
Glassy feldspar — Glassy Glass y, a. 1. Made of glass; vitreous; as, a glassy substance. Bacon. [1913 Webster] 2. Resembling glass in its properties, as in smoothness, brittleness, or transparency; as, a glassy stream; a glassy surface; the glassy deep. [1913… … The Collaborative International Dictionary of English