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Vlasovite
Vlasovite

Hiddenite
Hiddenite



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Vlasovite
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Hiddenite

Vlasovite and Hiddenite Optical Properties

Optical Properties

Luster

Greasy, Vitreous, Pearly
Vitreous

Pleochroism

(x): colorless. (y): colorless. (z): colorless.
Distinct trichroism: yellow green green blue greenHerve Nicolas Lazzarelli

Dispersion

0.010.02
0.005 1
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Transparency

-
Transparent

Refractive Index

1.6071.657-1.681
1 3.25
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Optic Character

-
-

Crystal System

monoclinic
monoclinic

Birefringence

-99990.014-0.016
0 0.296
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Clarity

-
TransparentUlrich Henn and Claudio C. Milisenda

Vlasovite and Hiddenite Optic Character

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

Vlasovite and Hiddenite Transparency

Similar to their colors, Vlasovite 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, Vlasovite is while Vlasovite is in appearance.