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Chlorastrolite and Axinite Optical Properties


Axinite and Chlorastrolite Optical Properties


Optical Properties

Luster
Chatoyant   
Vitreous   

Pleochroism
NilArthur Thomas   
Strong   

Dispersion
Not Available   
0.02   
21

Transparency
Gems   
Gemmological Tables (2004) More from other references   

Refractive Index
1.7   
1.656-1.704   

Optic Character
Not Available   
Biaxial/+   

Crystal System
Not Available   
Triclinic   

Birefringence
0.010   
0.009-0.012   

Clarity
Gems   
TransparentUlrich Henn and Claudio C. Milisenda   

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Chlorastrolite and Axinite Optic Character

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

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Chlorastrolite and Axinite Transparency

Similar to their colors, Chlorastrolite and Axinite 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, Chlorastrolite is Gems while Chlorastrolite is Gems in appearance.

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