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Williamsite
Williamsite

Variscite
Variscite



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Williamsite
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Variscite

Williamsite and Variscite Optical Properties

Optical Properties

Luster

Waxy, Silky, Resinous, Greasy
Vitreous, Waxy

Pleochroism

-
-

Dispersion

0.030.01
0.005 1
👆🏻

Transparency

TranslucentHerve Nicolas Lazzarelli
Translucent, Opaque . May be translucent when backlit on the edges.

Refractive Index

1.530-1.5751.560-1.594
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Orthorhombic

Birefringence

-99990.031
0 0.296
👆🏻

Clarity

TranslucentHerve Nicolas Lazzarelli
Translucent

Williamsite and Variscite Optic Character

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

Similar to their colors, Williamsite and Variscite 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.