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Axinite and Hackmanite Optical Properties


Hackmanite and Axinite Optical Properties


Optical Properties

Luster
Vitreous   
Vitreous   

Pleochroism
Strong   
Not Available   

Dispersion
0.02   
21
Not Available   

Transparency
Gemmological Tables (2004) More from other references   
Gemmological Tables (2004)   

Refractive Index
1.656-1.704   
1.483-1.487   

Optic Character
Biaxial/+   
Not Available   

Crystal System
Triclinic   
Not Available   

Birefringence
0.009-0.012   
Not Available   

Clarity
TransparentUlrich Henn and Claudio C. Milisenda   
Transparent   

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Axinite and Hackmanite Optic Character

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

Similar to their colors, Axinite and Hackmanite 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, Axinite is Gemmological Tables (2004) More from other references while Axinite is Gemmological Tables (2004) More from other references in appearance.

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