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Charoite
Charoite

Anorthite
Anorthite



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Charoite
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Anorthite

Charoite and Anorthite Optical Properties

Optical Properties

Luster

Pearly, Chatoyant
Vitreous

Pleochroism

-
colorless.

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

Translucent
Transparent

Refractive Index

1.545-1.5601.575-1.588
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Triclinic
Triclinic

Birefringence

0.0090.012-0.013
0 0.296
👆🏻

Clarity

Translucent
Transparent

Charoite and Anorthite Optic Character

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

Charoite and Anorthite Transparency

Similar to their colors, Charoite and Anorthite 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, Charoite is Translucent while Charoite is Translucent in appearance.