×

Omphacite
Omphacite

Ammolite
Ammolite



ADD
Compare
X
Omphacite
X
Ammolite

Omphacite and Ammolite Optical Properties

Optical Properties

Luster

Vitreous
Silky, Vitreous

Pleochroism

Weak: colorless -- very pale green -- very pale green
None

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

TranslucentAnthony et al
-

Refractive Index

1.662-1.7231.520-1.670
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Trigonal

Birefringence

-99990.135-0.145
0 0.296
👆🏻

Clarity

TranslucentAnthony et al
-

Omphacite and Ammolite Optic Character

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

Omphacite and Ammolite Transparency

Similar to their colors, Omphacite and Ammolite 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, Omphacite is TranslucentAnthony et al while Omphacite is TranslucentAnthony et al in appearance.