×

Lawsonite
Lawsonite
☒

Spodumene
Spodumene
☒



ADD ⊕
Compare
X
Lawsonite
X
Spodumene

Lawsonite and Spodumene Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous, Greasy
Weak
0.01
-
1.672-1.676
-
Orthorhombic
0.019-0.021
-
 
Vitreous
Strong in kunzite: α-purple
0.02
Transparent
1.657-1.681
-
monoclinic
0.014-0.018
-

Lawsonite and Spodumene Optic Character

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

Lawsonite and Spodumene Transparency

Similar to their colors, Lawsonite and Spodumene 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, Lawsonite is while Lawsonite is in appearance.