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Wernerite
Wernerite

Vishnevite
Vishnevite



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Wernerite
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Vishnevite

Wernerite and Vishnevite Optical Properties

Optical Properties

Luster

-
Vitreous, Pearly

Pleochroism

-
-

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

Transparent
-

Refractive Index

1.531-1.6001.490-1.507
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Hexagonal

Birefringence

0.004-0.0370.002-0.012
0 0.296
👆🏻

Clarity

Transparent
-

Wernerite and Vishnevite Optic Character

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

Wernerite and Vishnevite Transparency

Similar to their colors, Wernerite 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, Wernerite is Transparent while Wernerite is Transparent in appearance.