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Charlesite and Agrellite Optical Properties


Optical Properties

Luster
Pearly  
Vitreous  

Pleochroism
colorless.  
Nearly colorless to pale golden yellow  

Dispersion
0.01  
99+
0.03  
99+

Transparency
-  
-  

Refractive Index
1.567  
1.492  

Optic Character
-  
-  

Crystal System
Triclinic  
Trigonal  

Birefringence
0.014  
-9999  

Clarity
-  
-  

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