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Almandine
Almandine

Verdite
Verdite



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Almandine
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Verdite

Almandine and Verdite Optical Properties

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Optical Properties

Luster

Greasy, Vitreous
Vitreous, Silky

Pleochroism

None
Extreme

Dispersion

0.030.03
0.005 1
👆🏻

Transparency

-
Translucent

Refractive Index

1.770-1.8201.580
1 3.25
👆🏻

Optic Character

-
-

Crystal System

cubic
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c

Birefringence

-9999-9999
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
Translucent

Almandine and Verdite Optic Character

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

Similar to their colors, Almandine and Verdite 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.