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Seraphinite
Seraphinite

Sapphire
Sapphire



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Seraphinite
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Sapphire

Seraphinite and Sapphire Optical Properties

Optical Properties

Luster

Pearly, Greasy
Vitreous, Adamantine

Pleochroism

-
Strong

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

Transparent
Transparent, Translucent, Transparent to opaque

Refractive Index

1.571-1.5971.762-1.788
1 3.25
👆🏻

Optic Character

Biaxial/+
-

Crystal System

-
Trigonal

Birefringence

-99990.008-0.009
0 0.296
👆🏻

Clarity

Transparent
Transparent

Seraphinite and Sapphire Optic Character

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

Seraphinite and Sapphire Transparency

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