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Benitoite
Benitoite

Mohawkite
Mohawkite



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Benitoite
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Mohawkite

Benitoite and Mohawkite Optical Properties

Optical Properties

Luster

Vitreous
-

Pleochroism

O = colorless; E = purple
-

Dispersion

0.040.02
0.005 1
👆🏻

Transparency

Transparent
-

Refractive Index

1.757-1.804-9999
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Hexagonal
-

Birefringence

0.047-9999
0 0.296
👆🏻

Clarity

Transparent
-

Benitoite and Mohawkite Optic Character

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

Benitoite and Mohawkite Transparency

Similar to their colors, Benitoite and Mohawkite 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, Benitoite is Transparent while Benitoite is Transparent in appearance.