Synthetic, Simulated, and Treated Gemstones
Cochise College      
Photos of Gemstones

Geology Home Page

Roger Weller, geology instructor
copyright 2017-R.Weller

uncut-simulated tanzanite-1
Simulated only means that it looks like tanzanite but is actually
a different chemical compound.

synthetic                                                                                                                                              105                      
Photo is copyright free for non-commercial educational uses. 
Just credit photo to R.Weller/Cochise College.

Synthetic gem materials courtesy of Morion Company

Specializing in synthetic corundum, spinel, and cubic zirconia
Leonid Pride, PhD
353 Washington Street, Unit 4, Brighton, MA  02135
phone:  (617) 787-2133