Mineralogy. a dark-blue tourmaline, used as a gem.
Origin of indicolite
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
a form of tourmaline ranging in colour from pale blue to blue-black
Word Origin for indicolite
C19: from Spanish indico indigo + -lite
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