×

Beryl
Beryl

Garnet
Garnet



ADD
Compare
X
Beryl
X
Garnet

Beryl and Garnet Optical Properties

Add ⊕

Optical Properties

Luster

Vitreous, Resinous
Vitreous, Adamantine

Pleochroism

Weak to distinct
None

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

Transparent, Transparent to opaque
Transparent, Transparent to translucent

Refractive Index

1.560-1.6041.730-1.895
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Hexagonal
Trigonal

Birefringence

0.0040-0.0070-9999
0 0.296
👆🏻

Clarity

Transparent
Transparent

Beryl and Garnet Optic Character

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

Beryl and Garnet Transparency

Similar to their colors, Beryl and Garnet 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, Beryl is Transparent and Transparent to opaque while Beryl is Transparent and Transparent to opaque in appearance.