×

Willemite
Willemite

Chromite
Chromite



ADD
Compare
X
Willemite
X
Chromite

Willemite and Chromite Optical Properties

Optical Properties

Luster

Vitreous, Resinous
-

Pleochroism

-
none.

Dispersion

0.170.04
0.005 1
👆🏻

Transparency

Transparent, Translucent
-

Refractive Index

1.687-1.7232.08-2.16
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Trigonal
Isometric

Birefringence

0.028-0.030-9999
0 0.296
👆🏻

Clarity

Transparent
-

Willemite and Chromite Optic Character

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

Willemite and Chromite Transparency

Similar to their colors, Willemite and Chromite 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, Willemite is Transparent and Translucent while Willemite is Transparent and Translucent in appearance.