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Hiddenite
Hiddenite

Citrine
Citrine



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Hiddenite
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Citrine

Hiddenite and Citrine Optical Properties

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Optical Properties

Luster

Vitreous
Vitreous

Pleochroism

Distinct trichroism: yellow green green blue greenHerve Nicolas Lazzarelli
Natural: weak; yellow light yellow.

Dispersion

0.020.01
0.005 1
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Transparency

Transparent
Transparent

Refractive Index

1.657-1.6811.544-1.553
1 3.25
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Optic Character

-
-

Crystal System

monoclinic
Trigonal

Birefringence

0.014-0.0160.009
0 0.296
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Clarity

TransparentUlrich Henn and Claudio C. Milisenda
Transparent

Hiddenite and Citrine Optic Character

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

Similar to their colors, Hiddenite and Citrine 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.