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Jadeite
Jadeite

Sunstone
Sunstone



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Jadeite
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Sunstone

Jadeite and Sunstone Optical Properties

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Optical Properties

Luster

Pearly
Vitreous

Pleochroism

-
Weak or absentWalter Schumann

Dispersion

0.010.01
0.005 1
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Transparency

Translucent
Transparent, Translucent, Transparent to translucent

Refractive Index

1.652-1.6881.53-1.55
1 3.25
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Optic Character

-
-

Crystal System

monoclinic
Triclinic

Birefringence

0.013-0.0200.007-0.010
0 0.296
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Clarity

Translucent
Transparent to translucent

Jadeite and Sunstone Optic Character

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

Jadeite and Sunstone Transparency

Similar to their colors, Jadeite and Sunstone 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, Jadeite is Translucent while Jadeite is Translucent in appearance.