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Austinite
Austinite

Williamsite
Williamsite



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Austinite
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Williamsite

Austinite and Williamsite Optical Properties

Optical Properties

Luster

Subadamantine, Silky
Waxy, Silky, Resinous, Greasy

Pleochroism

-
-

Dispersion

0.030.03
0.005 1
👆🏻

Transparency

-
TranslucentHerve Nicolas Lazzarelli

Refractive Index

1.7591.530-1.575
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
-

Birefringence

0.024-9999
0 0.296
👆🏻

Clarity

-
TranslucentHerve Nicolas Lazzarelli

Austinite and Williamsite Optic Character

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

Austinite and Williamsite Transparency

Similar to their colors, Austinite 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, Austinite is while Austinite is in appearance.