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Nephrite
Nephrite

Chrome Pyrope
Chrome Pyrope



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Nephrite
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Chrome Pyrope

Nephrite and Chrome Pyrope Optical Properties

Optical Properties

Luster

Vitreous, Greasy
-

Pleochroism

None
-

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

Translucent
-

Refractive Index

1.600-1.6271.720-1.740
1 3.25
👆🏻

Optic Character

-
-

Crystal System

monoclinic
-

Birefringence

0.027-9999
0 0.296
👆🏻

Clarity

Translucent
TransparentUlrich Henn and Claudio C. Milisenda

Nephrite and Chrome Pyrope Optic Character

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

Similar to their colors, Nephrite and Chrome Pyrope 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.