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Nephrite
Nephrite

Smoky Quartz
Smoky Quartz



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Nephrite
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Smoky Quartz

Nephrite and Smoky Quartz Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Greasy
Vitreous
1.2 Pleochroism
None
None
1.3 Dispersion
NA0.01
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Transparent, Translucent, Transparent to translucent
1.5 Refractive Index
1.600-1.6271.544-1.553
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Hexagonal
1.8 Birefringence
0.0270.009
Achroite
0 0.296
1.9 Clarity
Translucent
Opaque

Nephrite and Smoky Quartz Optic Character

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

Nephrite and Smoky Quartz Transparency

Similar to their colors, Nephrite and Smoky Quartz 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, Nephrite is Translucent while Nephrite is Translucent in appearance.