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Pyrope and Beryllonite Optical Properties


Beryllonite and Pyrope Optical Properties


Optical Properties

Luster
Greasy, Vitreous  
Vitreous, Adamantine, Pearly  

Pleochroism
None  
-  

Dispersion
0.02  
99+
0.01  
99+

Transparency
-  
-  

Refractive Index
1.720-1.756  
1.552-1.562  

Optic Character
-  
-  

Crystal System
cubic  
monoclinic  

Birefringence
-9999  
0.009  

Clarity
TransparentUlrich Henn and Claudio C. Milisenda  
TransparentUlrich Henn and Claudio C. Milisenda  

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<< Physical Properties

Pyrope and Beryllonite Optic Character

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

Similar to their colors, Pyrope and Beryllonite 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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