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Garnet Mali
Garnet Mali

Polyhalite
Polyhalite



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Garnet Mali
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Polyhalite

Garnet Mali and Polyhalite Optical Properties

Optical Properties

Luster

-
Vitreous, Resinous

Pleochroism

-
-

Dispersion

0.020.02
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.72-1.751.546-1.548
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Isometric
Triclinic

Birefringence

-99990.021
0 0.296
👆🏻

Clarity

-
-

Garnet Mali and Polyhalite Optic Character

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

Similar to their colors, Garnet Mali and Polyhalite 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 Mali is while Garnet Mali is in appearance.