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Verdite
Verdite

Ammolite
Ammolite



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Verdite
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Ammolite

Verdite and Ammolite Optical Properties

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Optical Properties

Luster

Vitreous, Silky
Silky, Vitreous

Pleochroism

Extreme
None

Dispersion

0.030.01
0.005 1
👆🏻

Transparency

Translucent
-

Refractive Index

1.5801.520-1.670
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c
Trigonal

Birefringence

-99990.135-0.145
0 0.296
👆🏻

Clarity

Translucent
-

Verdite and Ammolite Optic Character

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

Verdite and Ammolite Transparency

Similar to their colors, Verdite 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, Verdite is Translucent while Verdite is Translucent in appearance.