×

Druzy
Druzy

Gahnite
Gahnite



ADD
Compare
X
Druzy
X
Gahnite

Druzy and Gahnite Optical Properties

Add ⊕

Optical Properties

Luster

-
Vitreous

Pleochroism

-
-

Dispersion

0.010.03
0.005 1
👆🏻

Transparency

Opaque
-

Refractive Index

-99991.790-1.818
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Isometric
cubic

Birefringence

-9999-9999
0 0.296
👆🏻

Clarity

Opaque
TransparentUlrich Henn and Claudio C. Milisenda

Druzy and Gahnite Optic Character

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

Similar to their colors, Druzy and Gahnite 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.