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Pyrope and Adularia Optical Properties


Adularia and Pyrope Optical Properties


Optical Properties

Luster
Greasy, Vitreous  
-  

Pleochroism
None  
-  

Dispersion
0.02  
99+
0.01  
99+

Transparency
-  
TransparentArthur Thomas  

Refractive Index
1.720-1.756  
1.518-1.536  

Optic Character
-  
-  

Crystal System
cubic  
-  

Birefringence
-9999  
0.005-0.008  

Clarity
TransparentUlrich Henn and Claudio C. Milisenda  
TransparentArthur Thomas  

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Pyrope and Adularia Optic Character

Pyrope and Adularia optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Pyrope and Adularia 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 Pyrope and Adularia 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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Pyrope and Adularia Transparency

Similar to their colors, Pyrope and Adularia 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, Pyrope is while Pyrope is in appearance.

Red Gemstones

Red Gemstones


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