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Amazonite and Uvite Optical Properties


Uvite and Amazonite Optical Properties


Optical Properties

Luster
Vitreous   
Vitreous   

Pleochroism
WeakMichael O’Donoghue   
Pale yellow colorlessAnthony et al   

Dispersion
Not Available   
0.02   
22

Transparency
Translucent, Translucent to opaque   
Transparent   

Refractive Index
1.522-1.530   
1.614-1.666   

Optic Character
Not Available   
Not Available   

Crystal System
Triclinic   
Not Available   

Birefringence
0.008-0.010   
0.014-0.032   

Clarity
Translucent   
Transparent   

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Amazonite and Uvite Optic Character

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

Similar to their colors, Amazonite and Uvite 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, Amazonite is Translucent and Translucent to opaque while Amazonite is Translucent and Translucent to opaque in appearance.

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