×

Jet
Jet

Benitoite
Benitoite



ADD
Compare
X
Jet
X
Benitoite

Jet and Benitoite Optical Properties

Jet
Jet
Add ⊕

Optical Properties

Luster

Waxy
Vitreous

Pleochroism

-
O = colorless; E = purple

Dispersion

0.010.04
0.005 1
👆🏻

Transparency

-
Transparent

Refractive Index

1.640-1.6801.757-1.804
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Hexagonal

Birefringence

-99990.047
0 0.296
👆🏻

Clarity

-
Transparent

Jet and Benitoite Optic Character

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

Similar to their colors, Jet and Benitoite 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.