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Williamsite
Williamsite

Nephrite
Nephrite



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Williamsite
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Nephrite

Williamsite and Nephrite Optical Properties

Optical Properties

Luster

Waxy, Silky, Resinous, Greasy
Vitreous, Greasy

Pleochroism

-
None

Dispersion

0.030.01
0.005 1
👆🏻

Transparency

TranslucentHerve Nicolas Lazzarelli
Translucent

Refractive Index

1.530-1.5751.600-1.627
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
monoclinic

Birefringence

-99990.027
0 0.296
👆🏻

Clarity

TranslucentHerve Nicolas Lazzarelli
Translucent

Williamsite and Nephrite Optic Character

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

Similar to their colors, Williamsite and Nephrite 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.