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Variscite
Variscite

Almandine
Almandine



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Variscite
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Almandine

Variscite and Almandine Optical Properties

Optical Properties

Luster

Vitreous, Waxy
Greasy, Vitreous

Pleochroism

-
None

Dispersion

0.010.03
0.005 1
👆🏻

Transparency

Translucent, Opaque . May be translucent when backlit on the edges.
-

Refractive Index

1.560-1.5941.770-1.820
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
cubic

Birefringence

0.031-9999
0 0.296
👆🏻

Clarity

Translucent
TransparentUlrich Henn and Claudio C. Milisenda

Variscite and Almandine Optic Character

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

Variscite and Almandine Transparency

Similar to their colors, Variscite and Almandine 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, Variscite is Translucent and Opaque . May be translucent when backlit on the edges. while Variscite is Translucent and Opaque . May be translucent when backlit on the edges. in appearance.