×

Lepidolite
Lepidolite

Arfvedsonite
Arfvedsonite



ADD
Compare
X
Lepidolite
X
Arfvedsonite

Lepidolite and Arfvedsonite Optical Properties

Optical Properties

Luster

Vitreous, Pearly
Vitreous

Pleochroism

X = almost colorless; Y = Z = pink
Strong: Blue-greens

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

Transparent
-

Refractive Index

1.525-1.5871.652-1.699
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Triclinic
monoclinic

Birefringence

0.0290-0.0380-9999
0 0.296
👆🏻

Clarity

Transparent
-

Lepidolite and Arfvedsonite Optic Character

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

Lepidolite and Arfvedsonite Transparency

Similar to their colors, Lepidolite and Arfvedsonite 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, Lepidolite is Transparent while Lepidolite is Transparent in appearance.