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Nepouite
Nepouite

Smithsonite
Smithsonite



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Nepouite
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Smithsonite

Nepouite and Smithsonite Optical Properties

Optical Properties

Luster

Waxy, Pearly
Vitreous, Pearly

Pleochroism

Weak
-

Dispersion

0.030.01
0.005 1
👆🏻

Transparency

-
Translucent

Refractive Index

1.600-1.6301.620-1.850
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
Trigonal

Birefringence

-99990.223-0.227
0 0.296
👆🏻

Clarity

-
Translucent

Nepouite and Smithsonite Optic Character

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

Nepouite and Smithsonite Transparency

Similar to their colors, Nepouite 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, Nepouite is while Nepouite is in appearance.