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Ammolite
Ammolite

Smithsonite
Smithsonite



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Ammolite
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Smithsonite

Ammolite and Smithsonite Optical Properties

Optical Properties

Luster

Silky, Vitreous
Vitreous, Pearly

Pleochroism

None
-

Dispersion

0.010.01
0.005 1
👆🏻

Transparency

-
Translucent

Refractive Index

1.520-1.6701.620-1.850
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Trigonal
Trigonal

Birefringence

0.135-0.1450.223-0.227
0 0.296
👆🏻

Clarity

-
Translucent

Ammolite and Smithsonite Optic Character

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

Ammolite and Smithsonite Transparency

Similar to their colors, Ammolite and Smithsonite 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, Ammolite is while Ammolite is in appearance.