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Azure malachite
Azure malachite

Benitoite
Benitoite



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Azure malachite
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Benitoite

Azure malachite and Benitoite Optical Properties

Optical Properties

Luster

-
Vitreous

Pleochroism

-
O = colorless; E = purple

Dispersion

0.020.04
0.005 1
👆🏻

Transparency

-
Transparent

Refractive Index

-99991.757-1.804
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Hexagonal

Birefringence

-99990.047
0 0.296
👆🏻

Clarity

-
Transparent

Azure malachite and Benitoite Optic Character

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

Azure malachite and Benitoite Transparency

Similar to their colors, Azure malachite and Benitoite 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, Azure malachite is while Azure malachite is in appearance.