labradorite

[ lab-ruh-daw-rahyt, lab-ruh-dawr-ahyt ]

/ ˈlæb rə dɔˌraɪt, ˌlæb rəˈdɔr aɪt /

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noun

a feldspar mineral of the plagioclase group, often characterized by a brilliant change of colors, with blue and green most common.

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Origin of labradorite

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

OTHER WORDS FROM labradorite

lab·ra·dor·it·ic

[lab-ruh-daw-rit-ik], /ˌlæb rə dɔˈrɪt ɪk/, adjective

Words nearby labradorite

Labrador, Labrador Current, Labrador duck, Labradorean, labradorescent, labradorite, Labrador retriever, Labrador tea, lab rat, labret, labrid

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use labradorite in a sentence

They were the handsomest we saw, apparently composed in part of some fine mineral, perhaps pure Labradorite.
The Atlantic Monthly, Volume 15, No. 91, May, 1865|Various
The waters were deep and black, the shores were steep and rocky, and some labradorite was seen.
The Long Labrador Trail|Dillon Wallace
Essentially it is a crystalline-granular compound of plagioclase, generally Labradorite and diallage.
Volcanoes: Past and Present|Edward Hull
These intermediate members are the lime-soda felspars known as oligoclase, andesine, labradorite and bytownite.
Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 2|Various

It was found to contain good crystals of augite and olivine, well striated labradorite, and titaniferous iron ore.
Etna|G. F. Rodwell

British Dictionary definitions for labradorite

labradorite

/ (ˌlæbrəˈdɔːraɪt) /

noun

a blue, green, or reddish-brown feldspar mineral of the plagioclase series: used as a decorative stone. Formula: CaAl 2 Si 2 O 8 .NaAlSi 3 O 8

Word Origin for labradorite

C18: named after Labrador, where it was found; see -ite 1

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

Scientific definitions for labradorite

labradorite

[ lăb′rə-dôr′īt′, -dô-rīt′ ]

A blue, gray, green, or brown triclinic mineral that is a variety of plagioclase feldspar. It occurs in igneous rocks.