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Carnallite
Carnallite

Ulexite
Ulexite



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Carnallite
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Ulexite

Carnallite and Ulexite Optical Properties

Optical Properties

Luster

Greasy
-

Pleochroism

-
-

Dispersion

0.020.06
0.005 1
👆🏻

Transparency

-
Transparent

Refractive Index

1.4671.491-1.520
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
-

Birefringence

0.02700.029
0 0.296
👆🏻

Clarity

-
Transparent

Carnallite and Ulexite Optic Character

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

Carnallite and Ulexite Transparency

Similar to their colors, Carnallite and Ulexite 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, Carnallite is while Carnallite is in appearance.