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Arfvedsonite
Arfvedsonite

Turquoise
Turquoise



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Arfvedsonite
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Turquoise

Arfvedsonite and Turquoise Optical Properties

Optical Properties

Luster

Vitreous
Waxy

Pleochroism

Strong: Blue-greens
Weak

Dispersion

0.020.03
0.005 1
👆🏻

Transparency

-
Translucent, Opaque

Refractive Index

1.652-1.6991.610-1.650
1 3.25
👆🏻

Optic Character

-
-

Crystal System

monoclinic
Triclinic

Birefringence

-99990.040
0 0.296
👆🏻

Clarity

-
Translucent

Arfvedsonite and Turquoise Optic Character

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

Similar to their colors, Arfvedsonite and Turquoise 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.