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Tavorite
Tavorite

Shigaite
Shigaite



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Tavorite
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Shigaite

Tavorite and Shigaite Optical Properties

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Optical Properties

Luster

Vitreous
Vitreous

Pleochroism

Yellow-green colorlessAnthony et al
Distinct

Dispersion

0.020.05
0.005 1
👆🏻

Transparency

Transparent
-

Refractive Index

11.546
1 3.25
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Optic Character

-
-

Crystal System

-
Trigonal

Birefringence

-9999-9999
0 0.296
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Clarity

Transparent
-

Tavorite and Shigaite Optic Character

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

Tavorite and Shigaite Transparency

Similar to their colors, Tavorite and Shigaite 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, Tavorite is Transparent while Tavorite is Transparent in appearance.