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Annabergite
Alabaster
Alabaster and Annabergite Optical Properties


Optical Properties
Luster
Subadamantine, Pearly  
-  
Pleochroism
-  
-  
Dispersion
0.03  
99+
-  
Transparency
-  
Translucent  
Refractive Index
1.622  
1.520-1.530  
Optic Character
-  
-  
Crystal System
monoclinic  
-  
Birefringence
0.065  
0.010  
Clarity
-  
Translucent  
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