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Tigers Eye and Andesine Optical Properties


Andesine and Tigers Eye Optical Properties


Optical Properties

Luster
Silky   
Vitreous   

Pleochroism
Not Available   
colorless.   

Dispersion
None   
0.70   
2

Transparency
Opaque   
Transparent, Translucent, Transparent to translucent   

Refractive Index
1.534-1.540   
1.543-1.564   

Optic Character
Not Available   
Biaxial/+   

Crystal System
Trigonal   
Triclinic   

Birefringence
Not Available   
0.007-0.011   

Clarity
Gemstones of the world (2001) More from other references   
Transparent   

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Tigers Eye and Andesine Optic Character

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

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Tigers Eye and Andesine Transparency

Similar to their colors, Tigers Eye and Andesine 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, Tigers Eye is Opaque while Tigers Eye is Opaque in appearance.

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