×

Taaffeite
Taaffeite

Topaz
Topaz



ADD
Compare
X
Taaffeite
X
Topaz

Taaffeite and Topaz Optical Properties

Add ⊕

Optical Properties

Luster

Vitreous
Vitreous

Pleochroism

Weak
Weak

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

-
Transparent

Refractive Index

1.70-1.731.606-1.644
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Hexagonal
Orthorhombic

Birefringence

0.0550.008-0.011
0 0.296
👆🏻

Clarity

-
TransparentUlrich Henn and Claudio C. Milisenda

Taaffeite and Topaz Optic Character

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

Taaffeite and Topaz Transparency

Similar to their colors, Taaffeite and Topaz 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, Taaffeite is while Taaffeite is in appearance.