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Amethyst
Peridot
Peridot and Amethyst Optical Properties


Optical Properties
Luster
Vitreous  
Vitreous, Greasy  
Pleochroism
None  
Weak: yellow-green green (colorless)Herve Nicolas Lazzarelli  
Dispersion
0.01  
99+
0.02  
99+
Transparency
Transparent, Transparent to translucent  
Transparent  
Refractive Index
1.544-1.553  
1.64-1.69  
Optic Character
-  
-  
Crystal System
Trigonal  
Orthorhombic  
Birefringence
0.009  
0.036  
Clarity
Transparent  
Transparent  
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Compare Semi Precious Gemstones

Semi Precious Gemstones

Semi Precious Gemstones

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