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Nephrite
Nephrite

Azurmalachite
Azurmalachite



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Nephrite
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Azurmalachite

Nephrite and Azurmalachite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Greasy
Vitreous, Silky
1.2 Pleochroism
None
AbsentWalter Schumann
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Translucent
1.5 Refractive Index
1.600-1.6271.655-1.909
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Biaxial/+
1.7 Crystal System
monoclinic
monoclinic
1.8 Birefringence
0.0270.108-0.254
Achroite
0 0.296
1.9 Clarity
Translucent
Translucent

Nephrite and Azurmalachite Optic Character

Nephrite and Azurmalachite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Nephrite and Azurmalachite 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 Azurmalachite 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. Azurmalachite has Biaxial/+ character.

Nephrite and Azurmalachite Transparency

Similar to their colors, Nephrite and Azurmalachite 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.