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Almandine
Almandine

Lizardite
Lizardite



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Almandine
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Lizardite

Almandine and Lizardite Optical Properties

Optical Properties

Luster

Greasy, Vitreous
-

Pleochroism

None
-

Dispersion

0.030.01
0.005 1
👆🏻

Transparency

-
TranslucentAnthony et al

Refractive Index

1.770-1.8201.538-1.560
1 3.25
👆🏻

Optic Character

-
-

Crystal System

cubic
-

Birefringence

-9999-9999
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
TranslucentAnthony et al

Almandine and Lizardite Optic Character

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

Almandine and Lizardite Transparency

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