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Ekanite
Ekanite

Hiddenite
Hiddenite



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Ekanite
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Hiddenite

Ekanite and Hiddenite Optical Properties

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Optical Properties

Luster

Vitreous
Vitreous

Pleochroism

-
Distinct trichroism: yellow green green blue greenHerve Nicolas Lazzarelli

Dispersion

0.030.02
0.005 1
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Transparency

Transparent
Transparent

Refractive Index

1.593-1.5961.657-1.681
1 3.25
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Optic Character

-
-

Crystal System

Tetragonal Trapezohedral H-M Symbol (4 2 2) Space Group: I 422
monoclinic

Birefringence

0.0010.014-0.016
0 0.296
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Clarity

Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Ekanite and Hiddenite Optic Character

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

Ekanite and Hiddenite Transparency

Similar to their colors, Ekanite and Hiddenite 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, Ekanite is Transparent while Ekanite is Transparent in appearance.