×

Druzy
Druzy

Dumortierite
Dumortierite



ADD
Compare
X
Druzy
X
Dumortierite

Druzy and Dumortierite Optical Properties

Optical Properties

Luster

-
Vitreous

Pleochroism

-
Strong; X = deep blue or violet; Y = yellow to red-violet or nearly colorless; Z = colorless or very pale blue

Dispersion

0.010.01
0.005 1
👆🏻

Transparency

Opaque
Translucent, Translucent to opaque

Refractive Index

-99991.669-1.723
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Isometric
Orthorhombic

Birefringence

-99990.011-0.037
0 0.296
👆🏻

Clarity

Opaque
Translucent

Druzy and Dumortierite Optic Character

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

Druzy and Dumortierite Transparency

Similar to their colors, Druzy and Dumortierite 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, Druzy is Opaque while Druzy is Opaque in appearance.