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Nephrite
Nephrite

Cerussite
Cerussite



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Nephrite
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Cerussite

Nephrite and Cerussite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Greasy
Adamantine, Vitreous, Resinous
1.2 Pleochroism
None
AbsentWalter Schumann
1.3 Dispersion
NA0.06
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Transparent, Translucent
1.5 Refractive Index
1.600-1.6271.803-2.078
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Orthorhombic
1.8 Birefringence
0.0270.273
Achroite
0 0.296
1.9 Clarity
Translucent
Transparent

Nephrite and Cerussite Optic Character

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

Similar to their colors, Nephrite and Cerussite 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.