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Carnelian and Swiss blue topaz Optical Properties


Swiss blue topaz and Carnelian Optical Properties


Optical Properties

Luster
Vitreous   
Not Available   

Pleochroism
AbsentWalter Schumann   
Not Available   

Dispersion
None   
Not Available   

Transparency
Translucent, Transparent to nearly opaque   
Not Available   

Refractive Index
1.535-1.539   
Not Available   

Optic Character
Not Available   
Not Available   

Crystal System
Trigonal   
Not Available   

Birefringence
0.003-0.009   
Not Available   

Clarity
Translucent   
Not Available   

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Carnelian and Swiss blue topaz Optic Character

Carnelian and Swiss blue topaz optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Carnelian and Swiss blue topaz 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 Carnelian and Swiss blue topaz 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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Carnelian and Swiss blue topaz Transparency

Similar to their colors, Carnelian and Swiss blue topaz 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, Carnelian is Translucent and Transparent to nearly opaque while Carnelian is Translucent and Transparent to nearly opaque in appearance.

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