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Verdite and Esperite Optical Properties


Esperite and Verdite Optical Properties


Optical Properties

Luster
Vitreous, Silky  
Vitreous  

Pleochroism
Extreme  
colorless.  

Dispersion
0.03  
99+
0.02  
99+

Transparency
Translucent  
OpaqueAnthony et al, Opaque, Transparent  

Refractive Index
1.580  
1.760-1.774  

Optic Character
-  
-  

Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c  
monoclinic  

Birefringence
-9999  
0.012  

Clarity
Translucent  
OpaqueAnthony et al  

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<< Physical Properties

Verdite and Esperite Optic Character

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

Similar to their colors, Verdite and Esperite 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, Verdite is Translucent while Verdite is Translucent in appearance.

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