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Ammolite
Ammolite
☒

Kashmir sapphire
Kashmir sapphire
☒



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Ammolite
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Kashmir sapphire

Ammolite and Kashmir sapphire Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Silky, Vitreous
None
0.01
-
1.520-1.670
-
Trigonal
0.135-0.145
-
 
-
-
0.02
-
-9999
-
-
-9999
-

Ammolite and Kashmir sapphire Optic Character

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

Similar to their colors, Ammolite and Kashmir sapphire 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.