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Variscite
Variscite

Sapphire
Sapphire



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Variscite
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Sapphire

Variscite and Sapphire Optical Properties

Optical Properties

Luster

Vitreous, Waxy
Vitreous, Adamantine

Pleochroism

-
Strong

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

Translucent, Opaque . May be translucent when backlit on the edges.
Transparent, Translucent, Transparent to opaque

Refractive Index

1.560-1.5941.762-1.788
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
Trigonal

Birefringence

0.0310.008-0.009
0 0.296
👆🏻

Clarity

Translucent
Transparent

Variscite and Sapphire Optic Character

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

Similar to their colors, Variscite and Sapphire 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.