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Fire Opal
Heliotrope
Heliotrope and Fire Opal Optical Properties


Optical Properties
Luster
-  
Vitreous  
Pleochroism
-  
-  
Dispersion
0.01  
99+
0.01  
99+
Transparency
Transparent, Translucent  
-  
Refractive Index
1.370-1.470  
1.53-1.54  
Optic Character
-  
-  
Crystal System
-  
Trigonal  
Birefringence
-9999  
0.004  
Clarity
Transparent  
-  
Benefits >>
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