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Tavorite
Tavorite

Andalusite
Andalusite



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Tavorite
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Andalusite

Tavorite and Andalusite Optical Properties

Optical Properties

Luster

Vitreous
Vitreous, Greasy

Pleochroism

Yellow-green colorlessAnthony et al
strongly trichroic

Dispersion

0.020.02
0.005 1
👆🏻

Transparency

Transparent
Transparent, Translucent

Refractive Index

11.627-1.650
1 3.25
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Optic Character

-
-

Crystal System

-
Orthorhombic

Birefringence

-99990.009-0.010
0 0.296
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Clarity

Transparent
Transparent

Tavorite and Andalusite Optic Character

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

Similar to their colors, Tavorite and Andalusite 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.