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Mottramite and Tsavorite Garnet Optical Properties


Tsavorite Garnet and Mottramite Optical Properties


Optical Properties

Luster
Greasy  
Vitreous, Adamantine  

Pleochroism
Visible X=Y= canary yellow to greenish yellow  
-  

Dispersion
0.04  
36
0.02  
99+

Transparency
-  
Transparent  

Refractive Index
2.170  
1.738-1.745  

Optic Character
-  
-  

Crystal System
Orthorhombic  
Isometric  

Birefringence
0.150  
-9999  

Clarity
-  
Transparent  

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<< Physical Properties

Mottramite and Tsavorite Garnet Optic Character

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

Similar to their colors, Mottramite and Tsavorite Garnet 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 while Mottramite is in appearance.

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