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Turquoise and Ekanite Optical Properties


Ekanite and Turquoise Optical Properties


Optical Properties

Luster
Waxy   
Vitreous   

Pleochroism
Weak   
Not Available   

Dispersion
None   
Not Available   

Transparency
Translucent, Opaque   
Transparent   

Refractive Index
1.610-1.650   
1.593-1.596   

Optic Character
Not Available   
Not Available   

Crystal System
Triclinic   
Tetragonal Trapezohedral H-M Symbol (4 2 2) Space Group: I 422   

Birefringence
0.040   
0.001   

Clarity
Translucent   
Transparent   

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Turquoise and Ekanite Optic Character

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

Similar to their colors, Turquoise and Ekanite 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, Turquoise is Opaque and Translucent while Turquoise is Opaque and Translucent in appearance.

Semi Precious

Semi Precious


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