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Turquoise
Turquoise

Smithsonite
Smithsonite



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Turquoise
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Smithsonite

Turquoise and Smithsonite Optical Properties

Optical Properties

Luster

Waxy
Vitreous, Pearly

Pleochroism

Weak
-

Dispersion

0.030.01
0.005 1
👆🏻

Transparency

Translucent, Opaque
Translucent

Refractive Index

1.610-1.6501.620-1.850
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Triclinic
Trigonal

Birefringence

0.0400.223-0.227
0 0.296
👆🏻

Clarity

Translucent
Translucent

Turquoise and Smithsonite Optic Character

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

Turquoise and Smithsonite Transparency

Similar to their colors, Turquoise and Smithsonite 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, Turquoise is Translucent and Opaque while Turquoise is Translucent and Opaque in appearance.