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Ajoite
Ajoite

Amblygonite
Amblygonite



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Ajoite
X
Amblygonite

Ajoite and Amblygonite Optical Properties

Optical Properties

Luster

Vitreous
Vitreous, Pearly

Pleochroism

X: very light bluish green; Y and Z: brilliant bluish green
weak to none

Dispersion

0.040.01
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.5501.578-1.646
1 3.25
👆🏻

Optic Character

-
Biaxial/+

Crystal System

Triclinic
Triclinic

Birefringence

0.0910.020-0.030
0 0.296
👆🏻

Clarity

-
TransparentUlrich Henn and Claudio C. Milisenda

Ajoite and Amblygonite Optic Character

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

Ajoite and Amblygonite Transparency

Similar to their colors, Ajoite 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, Ajoite is while Ajoite is in appearance.