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Taaffeite
Taaffeite

Lawsonite
Lawsonite



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Taaffeite
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Lawsonite

Taaffeite and Lawsonite Optical Properties

Optical Properties

Luster

Vitreous
Vitreous, Greasy

Pleochroism

Weak
Weak

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.70-1.731.672-1.676
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Hexagonal
Orthorhombic

Birefringence

0.0550.019-0.021
0 0.296
👆🏻

Clarity

-
-

Taaffeite and Lawsonite Optic Character

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

Taaffeite and Lawsonite Transparency

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