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Atacamite and Papagoite Optical Properties


Papagoite and Atacamite Optical Properties


Optical Properties

Luster
Adamantine, Vitreous   
Vitreous   

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

Dispersion
Not Available   
Not Available   

Transparency
Not Available   
Transparent   

Refractive Index
1.831   
1.607-1.672   

Optic Character
Not Available   
Not Available   

Crystal System
Orthorhombic   
monoclinic   

Birefringence
0.049   
0.065   

Clarity
Not Available   
Transparent   

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Atacamite and Papagoite Optic Character

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

Similar to their colors, Atacamite and Papagoite 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 Not Available while Atacamite is Not Available in appearance.

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