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Chrysoberyl
Chrysoberyl

Povondraite
Povondraite



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X
Chrysoberyl
X
Povondraite

Chrysoberyl and Povondraite Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
X = red; Y = yellow-orange; Z = emerald-green
0.02
Transparent, Translucent, Transparent to translucent
1.746-1.763
Biaxial/+
Orthorhombic
0.007-0.013
Transparent
 
Resinous
Strong: yellow-brown
0.02
Translucent
-9999
-
-
-9999
Translucent

Chrysoberyl and Povondraite Optic Character

Chrysoberyl and Povondraite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Chrysoberyl Vs Povondraite 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 Chrysoberyl and Povondraite 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 and Povondraite Transparency

Similar to their colors, Chrysoberyl and Povondraite 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, Chrysoberyl is while Chrysoberyl is in appearance.