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Augelite
Augelite

Cacoxenite
Cacoxenite



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Augelite
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Cacoxenite

Augelite and Cacoxenite Optical Properties

Optical Properties

Luster

Pearly
Silky

Pleochroism

-
visible: O = Pale yellow E = Canary yellow to yellow orange

Dispersion

0.020.03
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.570-1.5911.575-1.585
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Hexagonal

Birefringence

0.020-0.021-9999
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
-

Augelite and Cacoxenite Optic Character

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

Augelite and Cacoxenite Transparency

Similar to their colors, Augelite and Cacoxenite 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, Augelite is while Augelite is in appearance.