multicolor  
 
Gemval logo
Reference Values of Gems
Database updated: 15 Jan 2017
  Sign up Log in
 
     
 
 
     
 

Chrysoberyl

  • Color: blue, green, yellow, brown
  • Hardness: 8.5
  • Refractive index: 1.74 - 1.77
  • Density: 3.68 - 3.80
  • Chemical composition: BeAl2O3
  • Crystal structure: orthorhombic
  • Origins: Brazil, Madagascar, Zimbabwe, Russia, Sri Lanka, India, Burma.

Bluish stones are most valuable. Prices for chrysoberyls grow rapidly with weight, and clean stones bigger than 15 cts are rare and therefore an excellent investment.

 


Market values of Chrysoberyl  

Occurrence of Chrysoberyl  

Historical values  


 
 
Gemval logo Color grading system
Color system for opals
Clarity grades
Gems info
How it works
FAQ
Interviews
Testimonials
Updates
Partners
Privacy Policy
Disclaimer
Site Map
About us
Contacts
©2004-2017 Gemval.com
 
  multicolor