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Boleite
Boleite

Nephrite
Nephrite



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Boleite
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Nephrite

Boleite and Nephrite Optical Properties

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Optical Properties

Luster

Vitreous, Pearly
Vitreous, Greasy

Pleochroism

-
None

Dispersion

0.070.01
0.005 1
👆🏻

Transparency

Transparent
Translucent

Refractive Index

2.051.600-1.627
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Isometric
monoclinic

Birefringence

0.0100.027
0 0.296
👆🏻

Clarity

Transparent
Translucent

Boleite and Nephrite Optic Character

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

Boleite and Nephrite Transparency

Similar to their colors, Boleite and Nephrite 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, Boleite is Transparent while Boleite is Transparent in appearance.