Bowenite and Malachite Optical Properties

Bowenite

Malachite

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Optical Properties

Luster

Waxy, Silky, Resinous, Greasy

Adamantine, Vitreous, Silky

Pleochroism

Dispersion

0.010.04

0.005 1

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Transparency

TranslucentHerve Nicolas Lazzarelli

Opaque

Refractive Index

1.530-1.5751.655-1.909

1 3.25

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Optic Character

Crystal System

monoclinic

Birefringence

-99990.254

0 0.296

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Clarity

TranslucentHerve Nicolas Lazzarelli

Bowenite and Malachite Optic Character

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

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Bowenite and Malachite Transparency

Similar to their colors, Bowenite and Malachite 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, Bowenite is TranslucentHerve Nicolas Lazzarelli while Bowenite is TranslucentHerve Nicolas Lazzarelli in appearance.