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Kyanite
Kyanite

Beudantite
Beudantite



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Kyanite
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Beudantite

Kyanite and Beudantite Optical Properties

Optical Properties

Luster

Vitreous, Pearly
Vitreous, Resinous

Pleochroism

Trichroic
visible

Dispersion

0.020.03
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.71-1.741.957
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Triclinic
Trigonal

Birefringence

-99990.014
0 0.296
👆🏻

Clarity

-
-

Kyanite and Beudantite Optic Character

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

Kyanite and Beudantite Transparency

Similar to their colors, Kyanite and Beudantite 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, Kyanite is while Kyanite is in appearance.