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Jade
Jade

Ammolite
Ammolite



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Jade
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Ammolite

Jade and Ammolite Optical Properties

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Optical Properties

Luster

Vitreous
Silky, Vitreous

Pleochroism

-
None

Dispersion

0.010.01
0.005 1
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Transparency

Translucent, Translucent to opaque
-

Refractive Index

1.600-1.6881.520-1.670
1 3.25
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Optic Character

-
-

Crystal System

monoclinic
Trigonal

Birefringence

0.020-0.0270.135-0.145
0 0.296
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Clarity

Translucent
-

Jade and Ammolite Optic Character

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

Similar to their colors, Jade and Ammolite 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.