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Arfvedsonite
Arfvedsonite

Emerald
Emerald



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Arfvedsonite
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Emerald

Arfvedsonite and Emerald Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
Strong: Blue-greens
0.02
-
1.652-1.699
-
monoclinic
-9999
-
 
Vitreous
Strong dichroism: yellow green Lazzarelli
0.01
Transparent, Translucent, Transparent to translucent
1.565-1.602
-
Hexagonal
0.0040-0.0070
-

Arfvedsonite and Emerald Optic Character

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

Arfvedsonite and Emerald Transparency

Similar to their colors, Arfvedsonite and Emerald 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, Arfvedsonite is while Arfvedsonite is in appearance.