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Verdite and Demantoid Garnet Optical Properties


Demantoid Garnet and Verdite Optical Properties


Optical Properties

Luster
Vitreous, Silky   
Not Available   

Pleochroism
Extreme   
Not Available   

Dispersion
Not Available   
Not Available   

Transparency
Translucent   
Not Available   

Refractive Index
1.580   
1.88-1.89   

Optic Character
Not Available   
Not Available   

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

Birefringence
Not Available   
Not Available   

Clarity
Translucent   
Color grading system   

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Verdite and Demantoid Garnet Optic Character

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

Similar to their colors, Verdite and Demantoid Garnet 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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