- a deep-red variety of tourmaline, used as a gem.
Origin of rubellite
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for rubellite
Tourmaline of the reddish variety (rubellite) is seldom of a deep red.
The red of the rubellite should not deceive anyone who has ever seen a fine corundum ruby.
Red tourmaline is, however, sometimes called "rubellite," and white tourmaline has been called "achroite."
- a red transparent variety of tourmaline, used as a gemstone
C18: from Latin rubellus reddish