Images:Sillimanite

From The Gemology Project
Jump to: navigation, search
Sillimanite2hy8.jpg

A brown sillimanite.
Photo courtesy of Chaman Golecha, Gem Testing Laboratory, Jaipur.


Sillimanitefibrousdyessf1.jpg

A fibrous sillimanite dyed red simulating a ruby. Such sillimanites are dyed in different colours to simulate various stones like ruby, sapphire, emerald and others.
By Chaman Golecha, Gem Testing Laboratory, Jaipur.


Sillimanite cabs.jpg

Rare, violet colored, chatoyant sillimanite cabochons.
Photo courtesy of Barbra Voltaire, GemologyOnline.com