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Padparadscha and Chalcedony Optical Properties


Chalcedony and Padparadscha Optical Properties


Optical Properties

Luster
-  
Vitreous  

Pleochroism
-  
-  

Dispersion
0.02  
99+
0.01  
99+

Transparency
Transparent, Translucent  
Translucent, Translucent to opaque  

Refractive Index
1.757-1.780  
1.530-1.543  

Optic Character
-  
-  

Crystal System
-  
Trigonal  

Birefringence
0.007-0.010  
0.003-0.009  

Clarity
Transparent  
Translucent  

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Padparadscha and Chalcedony Optic Character

Padparadscha and Chalcedony optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Padparadscha and Chalcedony Physical Properties like crystallographic symmetry, pleochroism,etc. in the crystal. Some of the optical properties are refractive index, luster, optic character, pleochroism etc. Prominent among these is Padparadscha and Chalcedony optic character. You might have noticed your gemologist rotating the gemstone while testing it. Rotating a gemstone along its optic axis helps in determining its optic character.

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Padparadscha and Chalcedony Transparency

Similar to their colors, Padparadscha and Chalcedony transparency can also be used as criteria for their primary identification. Although transparency cannot be the only criteria for gemstone identification, it can efficiently used in gemstone grading. Talking about their transparency, Padparadscha is Transparent and Translucent while Padparadscha is Transparent and Translucent in appearance.

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