Topaz Photos   
Cochise College               
Photos of Minerals
Geology Home Page

Roger Weller, geology instructor     copyright 2010-R.Weller 

faceted blue topaz-irradiated
When exposed to radiation from a nuclear reactor, colorless topaz turns blue colored.


topaz                                                                                                                                              trays8
Photo is copyright free for non-commercial educational uses.
Just credit photo to R.Weller/Cochise College.

Gemstones courtesy of Rakhi Gems
Aby Kothari and Kushal Jain
Specializing in faceted and cabochon gemstones