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Amblygonite
Amblygonite

Weloganite
Weloganite



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Amblygonite
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Weloganite

Amblygonite and Weloganite Optical Properties

Optical Properties

Luster

Vitreous, Pearly
Vitreous

Pleochroism

weak to none
-

Dispersion

0.010.03
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.578-1.6461.558
1 3.25
👆🏻

Optic Character

Biaxial/+
-

Crystal System

Triclinic
Triclinic

Birefringence

0.020-0.0300.082
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
-

Amblygonite and Weloganite Optic Character

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

Amblygonite and Weloganite Transparency

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