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Abalone
Abalone

Amblygonite
Amblygonite



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Abalone
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Amblygonite

Abalone and Amblygonite Optical Properties

Optical Properties

Luster

-
Vitreous, Pearly

Pleochroism

-
weak to none

Dispersion

0.540.01
0.005 1
👆🏻

Transparency

-
-

Refractive Index

-99991.578-1.646
1 3.25
👆🏻

Optic Character

-
Biaxial/+

Crystal System

-
Triclinic

Birefringence

-99990.020-0.030
0 0.296
👆🏻

Clarity

Translucent
TransparentUlrich Henn and Claudio C. Milisenda

Abalone and Amblygonite Optic Character

Abalone and Amblygonite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Abalone and Amblygonite 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 Abalone and Amblygonite 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. Amblygonite has Biaxial/+ character.

Abalone and Amblygonite Transparency

Similar to their colors, Abalone and Amblygonite 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, Abalone is while Abalone is in appearance.