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Clintonite
Clintonite

Polyhalite
Polyhalite



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X
Clintonite
X
Polyhalite

Clintonite and Polyhalite Optical Properties

Optical Properties

Luster

Vitreous, Pearly
Vitreous, Resinous

Pleochroism

X = colorless
-

Dispersion

0.020.02
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.643-1.6481.546-1.548
1 3.25
👆🏻

Optic Character

-
-

Crystal System

monoclinic
Triclinic

Birefringence

0.012-0.0150.021
0 0.296
👆🏻

Clarity

-
-

Clintonite and Polyhalite Optic Character

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

Clintonite and Polyhalite Transparency

Similar to their colors, Clintonite 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, Clintonite is while Clintonite is in appearance.