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Mottramite and Moissanite Optical Properties


Moissanite and Mottramite Optical Properties


Optical Properties

Luster
Greasy   
Adamantine   

Pleochroism
Visible X=Y= canary yellow to greenish yellow   
NilArthur Thomas   

Dispersion
Not Available   
0.10   
5

Transparency
Not Available   
Gemmological Tables (2004) More from other references   

Refractive Index
2.170   
2.648-2.691   

Optic Character
Not Available   
Not Available   

Crystal System
Orthorhombic   
6H polytype   

Birefringence
0.150   
0.043   

Clarity
Not Available   
TransparentUlrich Henn and Claudio C. Milisenda   

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Mottramite and Moissanite Optic Character

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

Similar to their colors, Mottramite and Moissanite 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, Mottramite is Not Available while Mottramite is Not Available in appearance.

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