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Pyrope and Hiddenite Optical Properties


Hiddenite and Pyrope Optical Properties


Optical Properties

Luster
Greasy, Vitreous  
Vitreous  

Pleochroism
None  
Distinct trichroism: yellow green green blue greenHerve Nicolas Lazzarelli  

Dispersion
0.02  
99+
0.02  
99+

Transparency
-  
Transparent  

Refractive Index
1.720-1.756  
1.657-1.681  

Optic Character
-  
-  

Crystal System
cubic  
monoclinic  

Birefringence
-9999  
0.014-0.016  

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

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Pyrope and Hiddenite Optic Character

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

Similar to their colors, Pyrope and Hiddenite 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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