Dictionary.com

anorthoclase

[ an-awr-thuh-kleys, -kleyz ]
/ ænˈɔr θəˌkleɪs, -ˌkleɪz /
Save This Word!

noun Mineralogy.

a variety of microcline, rich in sodium and sometimes having a play of color: sometimes considered a variety of orthoclase.

QUIZZES

QUIZ YOURSELF ON AFFECT VS. EFFECT!

In effect, this quiz will prove whether or not you have the skills to know the difference between “affect” and “effect.”
Question 1 of 7
The rainy weather could not ________ my elated spirits on my graduation day.

Origin of anorthoclase

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Scientific definitions for anorthoclase

anorthoclase
[ ăn-ôrthə-klās′ ]

A white to colorless triclinic mineral of the alkali feldspar group. It is a common constituent in the matrices of slightly alkaline volcanic rocks. Chemical formula: (Na,K)AlSi3O8.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Learning At Home Just Got Easier!