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Hessonite and Amazonite Optical Properties


Amazonite and Hessonite Optical Properties


Optical Properties

Luster
Not Available   
Vitreous   

Pleochroism
Not Available   
WeakMichael O’Donoghue   

Dispersion
Not Available   
Not Available   

Transparency
Gemmological Tables (2004)   
Translucent, Translucent to opaque   

Refractive Index
1.742-1.748   
1.522-1.530   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
Triclinic   

Birefringence
Not Available   
0.008-0.010   

Clarity
TransparentUlrich Henn and Claudio C. Milisenda   
Translucent   

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Hessonite and Amazonite Optic Character

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

Similar to their colors, Hessonite and Amazonite 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, Hessonite is Gemmological Tables (2004) while Hessonite is Gemmological Tables (2004) in appearance.

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Brown Gemstones


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