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Verdite and Plumbogummite Optical Properties


Plumbogummite and Verdite Optical Properties


Optical Properties

Luster
Vitreous, Silky  
Resinous  

Pleochroism
Extreme  
None  

Dispersion
0.03  
99+
0.04  
39

Transparency
Translucent  
-  

Refractive Index
1.580  
1.653-1.688  

Optic Character
-  
-  

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

Birefringence
-9999  
-9999  

Clarity
Translucent  
-  

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Verdite and Plumbogummite Optic Character

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

Similar to their colors, Verdite and Plumbogummite 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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