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Seraphinite
Seraphinite

Vesuvianite Idocrase
Vesuvianite Idocrase



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Seraphinite
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Vesuvianite Idocrase

Seraphinite and Vesuvianite Idocrase Optical Properties

Optical Properties

Luster

Pearly, Greasy
-

Pleochroism

-
-

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

Transparent
Transparent

Refractive Index

1.571-1.5971.700-1.725
1 3.25
👆🏻

Optic Character

Biaxial/+
Uniaxial/-

Crystal System

-
-

Birefringence

-99990.002-0.012
0 0.296
👆🏻

Clarity

Transparent
Transparent

Seraphinite and Vesuvianite Idocrase Optic Character

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

Seraphinite and Vesuvianite Idocrase Transparency

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