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Kunzite
Kunzite

Hibonite
Hibonite



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Kunzite
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Hibonite

Kunzite and Hibonite Optical Properties

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Optical Properties

Luster

Vitreous
Vitreous

Pleochroism

Strong trichroism: colorless pink violetHerve Nicolas Lazzarelli
O = brownish gray; E = gray

Dispersion

0.020.02
0.005 1
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Transparency

Transparent
-

Refractive Index

1.657-1.6811.79-1.807
1 3.25
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Optic Character

-
-

Crystal System

monoclinic
Hexagonal

Birefringence

0.014-0.016-9999
0 0.296
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Clarity

TransparentUlrich Henn and Claudio C. Milisenda
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Kunzite and Hibonite Optic Character

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

Kunzite and Hibonite Transparency

Similar to their colors, Kunzite and Hibonite 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, Kunzite is Transparent while Kunzite is Transparent in appearance.