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augitic

 - 2 dictionary results

au⋅gite

[aw-jahyt]
–noun
a silicate mineral, chiefly of calcium, magnesium, iron, and aluminum: a dark-green to black variety of monoclinic pyroxene, characteristic of basic rocks.

Origin:
1780–90; < L augītis a kind of precious stone < Gk, equiv. to aug() sunlight + -ītis, fem. of -ītēs -ite 1


au⋅git⋅ic [aw-jit-ik] , adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Science Dictionary
augite   (ô'jīt')  Pronunciation Key 
A glassy, dark-green to black variety of pyroxene. Chemical formula: (Ca,Na)(Mg,Fe,Al)(Si,Al)2O6.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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