×

Jadeite
Jadeite

Thulite
Thulite



ADD
Compare
X
Jadeite
X
Thulite

Jadeite and Thulite Optical Properties

Add ⊕

Optical Properties

Luster

Pearly
Vitreous

Pleochroism

-
Present

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

Translucent
Opaque, Translucent, Opaque . May be translucent in thin backlit sections.

Refractive Index

1.652-1.6881.695
1 3.25
👆🏻

Optic Character

-
-

Crystal System

monoclinic
Orthorhombic

Birefringence

0.013-0.0200.006-0.018
0 0.296
👆🏻

Clarity

Translucent
OpaqueHerve Nicolas Lazzarelli

Jadeite and Thulite Optic Character

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

Jadeite and Thulite Transparency

Similar to their colors, Jadeite and Thulite 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, Jadeite is Translucent while Jadeite is Translucent in appearance.