×

Vesuvianite
Vesuvianite

Gedrite
Gedrite



ADD
Compare
X
Vesuvianite
X
Gedrite

Vesuvianite and Gedrite Optical Properties

Optical Properties

Luster

Vitreous, Resinous
Vitreous

Pleochroism

slight in colored varieties
Weak to moderate

Dispersion

0.030.02
0.005 1
👆🏻

Transparency

-
Transparent

Refractive Index

1.703-1.7521.625-1.718
1 3.25
👆🏻

Optic Character

-
-

Crystal System

tetragonal
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma

Birefringence

0.004-0.006-9999
0 0.296
👆🏻

Clarity

-
Transparent

Vesuvianite and Gedrite Optic Character

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

Vesuvianite and Gedrite Transparency

Similar to their colors, Vesuvianite and Gedrite 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, Vesuvianite is while Vesuvianite is in appearance.