×

Rutile
Rutile

Benitoite
Benitoite



ADD
Compare
X
Rutile
X
Benitoite

Rutile and Benitoite Optical Properties

Add ⊕

Optical Properties

Luster

Adamantine
Vitreous

Pleochroism

Weak to distinct brownish red-green-yellow
O = colorless; E = purple

Dispersion

0.330.04
0.005 1
👆🏻

Transparency

Transparent, Translucent
Transparent

Refractive Index

2.609-2.9031.757-1.804
1 3.25
👆🏻

Optic Character

-
-

Crystal System

tetragonal
Hexagonal

Birefringence

0.2960.047
0 0.296
👆🏻

Clarity

Transparent
Transparent

Rutile and Benitoite Optic Character

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

Rutile and Benitoite Transparency

Similar to their colors, Rutile 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, Rutile is Transparent and Translucent while Rutile is Transparent and Translucent in appearance.