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Stichtite
Stichtite

Williamsite
Williamsite



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Stichtite
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Williamsite

Stichtite and Williamsite Optical Properties

Optical Properties

Luster

Waxy, Resinous
Waxy, Silky, Resinous, Greasy

Pleochroism

Weak
-

Dispersion

0.020.03
0.005 1
👆🏻

Transparency

Translucent
TranslucentHerve Nicolas Lazzarelli

Refractive Index

1.516-1.5441.530-1.575
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Trigonal
-

Birefringence

0.026-9999
0 0.296
👆🏻

Clarity

Translucent
TranslucentHerve Nicolas Lazzarelli

Stichtite and Williamsite Optic Character

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

Stichtite and Williamsite Transparency

Similar to their colors, Stichtite and Williamsite 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, Stichtite is Translucent while Stichtite is Translucent in appearance.