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Tavorite
Tavorite

Rosasite
Rosasite



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X
Tavorite
X
Rosasite

Tavorite and Rosasite Optical Properties

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Optical Properties

Luster

Vitreous
Silky, Vitreous

Pleochroism

Yellow-green colorlessAnthony et al
Strong: X = pale emerald green or colourless; Y = dark emerald green or pale blue; Z = dark emerald green or pale blue

Dispersion

0.020.03
0.005 1
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Transparency

Transparent
-

Refractive Index

11.672-1.688
1 3.25
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Optic Character

-
-

Crystal System

-
monoclinic

Birefringence

-99990.139-0.143
0 0.296
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Clarity

Transparent
-

Tavorite and Rosasite Optic Character

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

Similar to their colors, Tavorite and Rosasite 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.