labradorite

[ lab-ruh-daw-rahyt, lab-ruh-dawr-ahyt ]
/ ˈlæb rə dɔˌraɪt, ˌlæb rəˈdɔr aɪt /
|

noun

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

Nearby words

  1. labrador duck,
  2. labrador retriever,
  3. labrador tea,
  4. labradorean,
  5. labradorescent,
  6. labret,
  7. labrid,
  8. labrocyte,
  9. labroid,
  10. labrum

Origin of labradorite

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

Related formslab·ra·dor·it·ic [lab-ruh-daw-rit-ik] /ˌlæb rə dɔˈrɪt ɪk/, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for labradorite


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

Science definitions for labradorite

labradorite

[ lăbrə-dôr′īt′, -dô-rīt′ ]

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 © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.