albitic

albite

[al-bahyt]
noun Mineralogy.
the sodium end member of the plagioclase feldspar group, light-colored and found in alkalic igneous rocks.

Origin:
1835–45; < Latin alb(us) white + -ite1

albitic [al-bit-ik] , adjective
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World English Dictionary
albite (ˈælbaɪt)
 
n
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
 
[C19: from Latin albus white]
 
albitic
 
adj

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Science Dictionary
albite   (āl'bīt')  Pronunciation Key 
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
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