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Tsavorite Garnet
Tsavorite Garnet

Powellite
Powellite



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Tsavorite Garnet
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Powellite

Tsavorite Garnet and Powellite Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous, Adamantine
-
0.02
Transparent
1.738-1.745
-
Isometric
-9999
Transparent
 
Greasy, Subadamantine
In deeply colored specimens: blue greenAnthony et al
0.03
Transparent
1.974-1.984
-
-
-9999
Transparent

Tsavorite Garnet and Powellite Optic Character

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

Tsavorite Garnet and Powellite Transparency

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