labradoritic

labradorite

[lab-ruh-daw-rahyt, lab-ruh-dawr-ahyt]
noun
a feldspar mineral of the plagioclase group, often characterized by a brilliant change of colors, with blue and green most common.

Origin:
1805–15; named after Labrador, where first discovered; see -ite1

labradoritic [lab-ruh-daw-rit-ik] , adjective
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World English Dictionary
labradorite (ˌlæbrəˈdɔːraɪt)
 
n
a blue, green, or reddish-brown feldspar mineral of the plagioclase series: used as a decorative stone. Formula: CaAl2Si2O8.NaAlSi3O8
 
[C18: named after Labrador, where it was found; see -ite1]

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Science Dictionary
labradorite   (lāb'rə-dôr'īt', -dô-rīt')  Pronunciation Key 
A blue, gray, green, or brown triclinic mineral that is a variety of plagioclase feldspar. It occurs in igneous rocks.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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