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Apophyllite
Garnet
Garnet and Apophyllite Optical Properties


Optical Properties
Luster
Vitreous, Pearly  
Vitreous, Adamantine  
Pleochroism
Dichroic (colorless)  
None  
Dispersion
0.01  
99+
0.02  
99+
Transparency
Transparent, Translucent  
Transparent, Transparent to translucent  
Refractive Index
1.530-1.543  
1.730-1.895  
Optic Character
Uniaxial/-  
-  
Crystal System
tetragonal  
Trigonal  
Birefringence
0.000-0.003  
-9999  
Clarity
Transparent  
Transparent  
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