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Atacamite
Atacamite

Bowenite
Bowenite



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Atacamite
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Bowenite

Atacamite and Bowenite Optical Properties

Optical Properties

Luster

Adamantine, Vitreous
Waxy, Silky, Resinous, Greasy

Pleochroism

X = pale green; Y = yellow-green; Z = grass-green
-

Dispersion

0.030.01
0.005 1
👆🏻

Transparency

-
TranslucentHerve Nicolas Lazzarelli

Refractive Index

1.8311.530-1.575
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
-

Birefringence

0.049-9999
0 0.296
👆🏻

Clarity

-
TranslucentHerve Nicolas Lazzarelli

Atacamite and Bowenite Optic Character

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

Atacamite and Bowenite Transparency

Similar to their colors, Atacamite and Bowenite 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, Atacamite is while Atacamite is in appearance.