×

Agrellite
Agrellite

Taaffeite
Taaffeite



ADD
Compare
X
Agrellite
X
Taaffeite

Agrellite and Taaffeite Optical Properties

Optical Properties

Luster

Pearly
Vitreous

Pleochroism

colorless.
Weak

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.5671.70-1.73
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Triclinic
Hexagonal

Birefringence

0.0140.055
0 0.296
👆🏻

Clarity

-
-

Agrellite and Taaffeite Optic Character

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

Agrellite and Taaffeite Transparency

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