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Amblygonite
Amblygonite

Lizardite
Lizardite



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Amblygonite
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Lizardite

Amblygonite and Lizardite Optical Properties

Optical Properties

Luster

Vitreous, Pearly
-

Pleochroism

weak to none
-

Dispersion

0.010.01
0.005 1
👆🏻

Transparency

-
TranslucentAnthony et al

Refractive Index

1.578-1.6461.538-1.560
1 3.25
👆🏻

Optic Character

Biaxial/+
-

Crystal System

Triclinic
-

Birefringence

0.020-0.030-9999
0 0.296
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Clarity

TransparentUlrich Henn and Claudio C. Milisenda
TranslucentAnthony et al

Amblygonite and Lizardite Optic Character

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

Similar to their colors, Amblygonite and Lizardite 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.