×

Smithsonite
Smithsonite

Erythrite
Erythrite



ADD
Compare
X
Smithsonite
X
Erythrite

Smithsonite and Erythrite Optical Properties

Optical Properties

Luster

Vitreous, Pearly
Subadamantine, Pearly

Pleochroism

-
Visible: X = pale pinkish to pale rose; Y = pale violet to pale violet-rose; Z = deep red

Dispersion

0.010.03
0.005 1
👆🏻

Transparency

Translucent
-

Refractive Index

1.620-1.8501.626-1.629
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Trigonal
monoclinic

Birefringence

0.223-0.227-9999
0 0.296
👆🏻

Clarity

Translucent
-

Smithsonite and Erythrite Optic Character

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

Smithsonite and Erythrite Transparency

Similar to their colors, Smithsonite and Erythrite 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, Smithsonite is Translucent while Smithsonite is Translucent in appearance.