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Jade
Jade

Beryllonite
Beryllonite



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Jade
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Beryllonite

Jade and Beryllonite Optical Properties

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Optical Properties

Luster

Vitreous
Vitreous, Adamantine, Pearly

Pleochroism

-
-

Dispersion

0.010.01
0.005 1
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Transparency

Translucent, Translucent to opaque
-

Refractive Index

1.600-1.6881.552-1.562
1 3.25
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Optic Character

-
-

Crystal System

monoclinic
monoclinic

Birefringence

0.020-0.0270.009
0 0.296
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Clarity

Translucent
TransparentUlrich Henn and Claudio C. Milisenda

Jade and Beryllonite Optic Character

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

Jade and Beryllonite Transparency

Similar to their colors, Jade and Beryllonite 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, Jade is Translucent and Translucent to opaque while Jade is Translucent and Translucent to opaque in appearance.