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Charoite and Liddicoatite Optical Properties


Liddicoatite and Charoite Optical Properties


Optical Properties

Luster
Pearly, Fibrous, Chatoyant   
Vitreous   

Pleochroism
NilArthur Thomas   
Strong: dark brown light brownAnthony et al   

Dispersion
Not Available   
Not Available   

Transparency
Translucent   
Transparent   

Refractive Index
1.545-1.560   
Not Available   

Optic Character
Not Available   
Not Available   

Crystal System
Triclinic   
Not Available   

Birefringence
0.009   
Not Available   

Clarity
Translucent   
Transparent   

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Charoite and Liddicoatite Optic Character

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

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Charoite and Liddicoatite Transparency

Similar to their colors, Charoite and Liddicoatite 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.

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