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Williamsite
Williamsite

Augite
Augite



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Williamsite
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Augite

Williamsite and Augite Optical Properties

Optical Properties

Luster

Waxy, Silky, Resinous, Greasy
Vitreous, Resinous

Pleochroism

-
Pale green

Dispersion

0.030.02
0.005 1
👆🏻

Transparency

TranslucentHerve Nicolas Lazzarelli
Transparent, Translucent

Refractive Index

1.530-1.5751.671-1.774
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c

Birefringence

-9999-9999
0 0.296
👆🏻

Clarity

TranslucentHerve Nicolas Lazzarelli
Transparent

Williamsite and Augite Optic Character

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

Similar to their colors, Williamsite and Augite 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.