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Serpentine
Serpentine

Chrysoberyl
Chrysoberyl



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Serpentine
X
Chrysoberyl

Serpentine and Chrysoberyl Optical Properties

Optical Properties

Luster

Vitreous, Greasy, Silky
Vitreous

Pleochroism

-
X = red; Y = yellow-orange; Z = emerald-green

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

Translucent
Transparent, Translucent, Transparent to translucent

Refractive Index

1.560-1.5711.746-1.763
1 3.25
👆🏻

Optic Character

-
Biaxial/+

Crystal System

monoclinic
Orthorhombic

Birefringence

0.008-0.0140.007-0.013
0 0.296
👆🏻

Clarity

Translucent
Transparent

Serpentine and Chrysoberyl Optic Character

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

Serpentine and Chrysoberyl Transparency

Similar to their colors, Serpentine and Chrysoberyl 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.