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Selenite and Kyanite Cyprine Optical Properties


Kyanite Cyprine and Selenite Optical Properties


Optical Properties

Luster
Vitreous   
Vitreous   

Pleochroism
Not Available   
Blue stones strong trichroism: colorless/pale blue (greenish or violet)-blue dark blueHerve Nicolas Lazzarelli   

Dispersion
Not Available   
0.02   
18

Transparency
Transparent   
Transparent   

Refractive Index
Not Available   
1.710-1.735   

Optic Character
Not Available   
Biaxial/+   

Crystal System
monoclinic   
Not Available   

Birefringence
Not Available   
0.012-0.033   

Clarity
Transparent   
Transparent   

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<< Physical Properties

Selenite and Kyanite Cyprine Optic Character

Selenite and Kyanite Cyprine optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Selenite and Kyanite Cyprine 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 Selenite and Kyanite Cyprine 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. Kyanite Cyprine has Biaxial/+ character.

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Selenite and Kyanite Cyprine Transparency

Similar to their colors, Selenite and Kyanite Cyprine 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, Selenite is Transparent while Selenite is Transparent in appearance.

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