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Vesuvianite Idocrase
Vesuvianite Idocrase

Sard
Sard



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Vesuvianite Idocrase
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Sard

Vesuvianite Idocrase and Sard Optical Properties

Optical Properties

Luster

-
Waxy

Pleochroism

-
-

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

Transparent
Translucent

Refractive Index

1.700-1.7251.535-1.539
1 3.25
👆🏻

Optic Character

Uniaxial/-
-

Crystal System

-
-

Birefringence

0.002-0.0120.008-0.010
0 0.296
👆🏻

Clarity

Transparent
Translucent

Vesuvianite Idocrase and Sard Optic Character

Vesuvianite Idocrase and Sard optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Vesuvianite Idocrase and Sard 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 Vesuvianite Idocrase and Sard 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. Vesuvianite Idocrase has Uniaxial/- character.

Vesuvianite Idocrase and Sard Transparency

Similar to their colors, Vesuvianite Idocrase and Sard 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, Vesuvianite Idocrase is Transparent while Vesuvianite Idocrase is Transparent in appearance.