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Verdite
Verdite

Vishnevite
Vishnevite



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Verdite
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Vishnevite

Verdite and Vishnevite Optical Properties

Optical Properties

Luster

Vitreous, Silky
Vitreous, Pearly

Pleochroism

Extreme
-

Dispersion

0.030.01
0.005 1
👆🏻

Transparency

Translucent
-

Refractive Index

1.5801.490-1.507
1 3.25
👆🏻

Optic Character

-
-

Crystal System

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

Birefringence

-99990.002-0.012
0 0.296
👆🏻

Clarity

Translucent
-

Verdite and Vishnevite Optic Character

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

Verdite and Vishnevite Transparency

Similar to their colors, Verdite and Vishnevite 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.