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Nephrite
Nephrite

Narsarsukite
Narsarsukite



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Nephrite
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Narsarsukite

Nephrite and Narsarsukite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Greasy
Vitreous, Pearly
1.2 Pleochroism
None
Weak; O = colorless to yellow; E = colorless to honey-yellow
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Transparent, Translucent
1.5 Refractive Index
1.600-1.6271.610-1.647
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
tetragonal
1.8 Birefringence
0.0270.021
Achroite
0 0.296
1.9 Clarity
Translucent
Transparent

Nephrite and Narsarsukite Optic Character

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

Similar to their colors, Nephrite and Narsarsukite 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.