×

Jet
Jet

Beryllonite
Beryllonite



ADD
Compare
X
Jet
X
Beryllonite

Jet and Beryllonite Optical Properties

Jet
Jet
Add ⊕

Optical Properties

Luster

Waxy
Vitreous, Adamantine, Pearly

Pleochroism

-
-

Dispersion

0.010.01
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.640-1.6801.552-1.562
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
monoclinic

Birefringence

-99990.009
0 0.296
👆🏻

Clarity

-
TransparentUlrich Henn and Claudio C. Milisenda

Jet and Beryllonite Optic Character

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

Jet and Beryllonite Transparency

Similar to their colors, Jet and Beryllonite 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, Jet is while Jet is in appearance.