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Tsavorite Garnet
Tsavorite Garnet

Dravite
Dravite



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Tsavorite Garnet
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Dravite

Tsavorite Garnet and Dravite Optical Properties

Optical Properties

Luster

Vitreous, Adamantine
Vitreous

Pleochroism

-
Very strong: pale yellow colorless

Dispersion

0.020.02
0.005 1
👆🏻

Transparency

Transparent
Transparent

Refractive Index

1.738-1.7451.614-1.666
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Isometric
Trigonal Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m

Birefringence

-99990.014-0.032
0 0.296
👆🏻

Clarity

Transparent
Transparent

Tsavorite Garnet and Dravite Optic Character

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

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