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Variscite and Turquoise Optical Properties


Turquoise and Variscite Optical Properties


Optical Properties

Luster
Vitreous, Waxy   
Waxy   

Pleochroism
MissingWalter Schumann   
Weak   

Dispersion
Not Available   
None   

Transparency
Translucent, Opaque . May be translucent when backlit on the edges.   
Translucent, Opaque   

Refractive Index
1.560-1.594   
1.610-1.650   

Optic Character
Not Available   
Not Available   

Crystal System
Orthorhombic   
Triclinic   

Birefringence
0.031   
0.040   

Clarity
Translucent   
Translucent   

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Variscite and Turquoise Optic Character

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

Similar to their colors, Variscite and Turquoise 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, Variscite is Opaque . May be translucent when backlit on the edges. and Translucent while Variscite is Opaque . May be translucent when backlit on the edges. and Translucent in appearance.

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