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Moissanite and Taaffeite Optical Properties


Taaffeite and Moissanite Optical Properties


Optical Properties

Luster
Adamantine   
Vitreous   

Pleochroism
NilArthur Thomas   
Weak   

Dispersion
0.10   
5
0.02   
18

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

Refractive Index
2.648-2.691   
1.70-1.73   

Optic Character
Not Available   
Not Available   

Crystal System
6H polytype   
Hexagonal   

Birefringence
0.043   
0.055   

Clarity
TransparentUlrich Henn and Claudio C. Milisenda   
Color grading system   

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Moissanite and Taaffeite Optic Character

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

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

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