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Williamsite
Williamsite

Uvarovite
Uvarovite



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Williamsite
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Uvarovite

Williamsite and Uvarovite Optical Properties

Optical Properties

Luster

Waxy, Silky, Resinous, Greasy
Vitreous

Pleochroism

-
-

Dispersion

0.030.01
0.005 1
👆🏻

Transparency

TranslucentHerve Nicolas Lazzarelli
Translucent

Refractive Index

1.530-1.5751.87
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
cubic

Birefringence

-9999-9999
0 0.296
👆🏻

Clarity

TranslucentHerve Nicolas Lazzarelli
Translucent

Williamsite and Uvarovite Optic Character

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

Williamsite and Uvarovite Transparency

Similar to their colors, Williamsite and Uvarovite 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, Williamsite is TranslucentHerve Nicolas Lazzarelli while Williamsite is TranslucentHerve Nicolas Lazzarelli in appearance.