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albite

[al-bahyt] /ˈæl baɪt/
noun, Mineralogy
1.
the sodium end member of the plagioclase feldspar group, light-colored and found in alkalic igneous rocks.
Origin
1835-1845
1835-45; < Latin alb(us) white + -ite1
Related forms
albitic
[al-bit-ik] /ælˈbɪt ɪk/ (Show IPA),
adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for albite
  • Also coal gasification is an option, albite its economics depends on coal mining costs.
  • The variety of plagioclase richest in sodium is known as albite, while the type wholly lacking in sodium is called anorthite.
  • albite is the last of the feldspars to crystallize from molten rock.
British Dictionary definitions for albite

albite

/ˈælbaɪt/
noun
1.
a colourless, milky-white, yellow, pink, green, or black mineral of the feldspar group and plagioclase series, found in igneous sedimentary and metamorphic rocks. It is used in the manufacture of glass and ceramics. Composition: sodium aluminium silicate. Formula: NaALSi3O8. Crystal structure: triclinic
Derived Forms
albitic (ælˈbɪtɪk) adjective
Word Origin
C19: from Latin albus white
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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albite in Science
albite
  (āl'bīt')   
A clear to milky white triclinic mineral of the plagioclase group. Albite is common in igneous rocks, especially granite, and in metamorphic rocks that formed at low temperatures. Chemical formula: NaAlSi3O8.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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