Home
 Gemstones


Ruby
Black Opal
Black Opal and Ruby Optical Properties


Optical Properties
Luster
Vitreous, Adamantine  
-  
Pleochroism
Strong: purplish-red  
-  
Dispersion
0.02  
99+
0.01  
99+
Transparency
Transparent, Translucent, Transparent to opaque  
Transparent, Translucent  
Refractive Index
1.762-1.778  
1.370-1.470  
Optic Character
-  
-  
Crystal System
Trigonal  
-  
Birefringence
0.008  
-9999  
Clarity
Transparent  
Transparent  
Benefits >>
<< Physical Properties

Compare Precious Gemstones

Precious Gemstones

Precious Gemstones

Compare Precious Gemstones

Home | About | Contact | Disclaimer | Terms of use
© A softusvista inc. venture!