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Hiddenite
Hiddenite

Sapphire
Sapphire



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Hiddenite
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Sapphire

Hiddenite and Sapphire Optical Properties

Optical Properties

Luster

Vitreous
Vitreous, Adamantine

Pleochroism

Distinct trichroism: yellow green green blue greenHerve Nicolas Lazzarelli
Strong

Dispersion

0.020.02
0.005 1
👆🏻

Transparency

Transparent
Transparent, Translucent, Transparent to opaque

Refractive Index

1.657-1.6811.762-1.788
1 3.25
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Optic Character

-
-

Crystal System

monoclinic
Trigonal

Birefringence

0.014-0.0160.008-0.009
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
Transparent

Hiddenite and Sapphire Optic Character

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

Hiddenite and Sapphire Transparency

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