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Serpentine
Serpentine

Sellaite
Sellaite



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Serpentine
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Sellaite

Serpentine and Sellaite Optical Properties

Optical Properties

Luster

Vitreous, Greasy, Silky
Vitreous

Pleochroism

-
-

Dispersion

0.010.03
0.005 1
👆🏻

Transparency

Translucent
Transparent

Refractive Index

1.560-1.5711.378-1.390
1 3.25
👆🏻

Optic Character

-
-

Crystal System

monoclinic
tetragonal

Birefringence

0.008-0.0140.012
0 0.296
👆🏻

Clarity

Translucent
Transparent

Serpentine and Sellaite Optic Character

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

Serpentine and Sellaite Transparency

Similar to their colors, Serpentine and Sellaite 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, Serpentine is Translucent while Serpentine is Translucent in appearance.