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Taaffeite
Taaffeite

Bowenite
Bowenite



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Taaffeite
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Bowenite

Taaffeite and Bowenite Optical Properties

Optical Properties

Luster

Vitreous
Waxy, Silky, Resinous, Greasy

Pleochroism

Weak
-

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

-
TranslucentHerve Nicolas Lazzarelli

Refractive Index

1.70-1.731.530-1.575
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Hexagonal
-

Birefringence

0.055-9999
0 0.296
👆🏻

Clarity

-
TranslucentHerve Nicolas Lazzarelli

Taaffeite and Bowenite Optic Character

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

Taaffeite and Bowenite Transparency

Similar to their colors, Taaffeite and Bowenite 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, Taaffeite is while Taaffeite is in appearance.