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Smithsonite
Smithsonite

Shattuckite
Shattuckite



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Smithsonite
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Shattuckite

Smithsonite and Shattuckite Optical Properties

Optical Properties

Luster

Vitreous, Pearly
Silky

Pleochroism

-
X = very pale blue; Y = pale blue; Z = deep blue

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

Translucent
Translucent

Refractive Index

1.620-1.8501.752-1.815
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Trigonal
Orthorhombic

Birefringence

0.223-0.2270.063
0 0.296
👆🏻

Clarity

Translucent
Translucent

Smithsonite and Shattuckite Optic Character

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

Smithsonite and Shattuckite Transparency

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