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Garnet
Garnet

Lawsonite
Lawsonite



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Garnet
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Lawsonite

Garnet and Lawsonite Optical Properties

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Optical Properties

Luster

Vitreous, Adamantine
Vitreous, Greasy

Pleochroism

None
Weak

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

Transparent, Transparent to translucent
-

Refractive Index

1.730-1.8951.672-1.676
1 3.25
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Optic Character

-
-

Crystal System

Trigonal
Orthorhombic

Birefringence

-99990.019-0.021
0 0.296
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Clarity

Transparent
-

Garnet and Lawsonite Optic Character

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

Garnet and Lawsonite Transparency

Similar to their colors, Garnet 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, Garnet is Transparent and Transparent to translucent while Garnet is Transparent and Transparent to translucent in appearance.