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Crocoite
Crocoite

Charoite
Charoite



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Crocoite
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Charoite

Crocoite and Charoite Optical Properties

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Optical Properties

Luster

Adamantine
Pearly, Chatoyant

Pleochroism

Distinctly trichroic
-

Dispersion

0.020.02
0.005 1
👆🏻

Transparency

Transparent
Translucent

Refractive Index

2.31-2.661.545-1.560
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/n
Triclinic

Birefringence

-99990.009
0 0.296
👆🏻

Clarity

Transparent
Translucent

Crocoite and Charoite Optic Character

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

Crocoite and Charoite Transparency

Similar to their colors, Crocoite and Charoite 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, Crocoite is Transparent while Crocoite is Transparent in appearance.