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Smithsonite
Smithsonite

Nepouite
Nepouite



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Smithsonite
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Nepouite

Smithsonite and Nepouite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Pearly
Waxy, Pearly
1.2 Pleochroism
AbsentWalter Schumann
Weak
1.3 Dispersion
0.01NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Not Available
1.5 Refractive Index
1.620-1.8501.600-1.630
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
Orthorhombic
1.8 Birefringence
0.223-0.227Not Available
Achroite
0 0.296
1.9 Clarity
Translucent
Not Available

Smithsonite and Nepouite Optic Character

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

Similar to their colors, Smithsonite and Nepouite 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.