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Papagoite and Beryllonite Optical Properties


Beryllonite and Papagoite Optical Properties


Optical Properties

Luster
Vitreous   
Vitreous, Adamantine, Pearly   

Pleochroism
Trichroic   
AbsentWalter Schumann   

Dispersion
Not Available   
0.01   
29

Transparency
Transparent   
Gemmological Tables (2004) More from other references   

Refractive Index
1.607-1.672   
1.552-1.562   

Optic Character
Not Available   
Not Available   

Crystal System
monoclinic   
monoclinic   

Birefringence
0.065   
0.009   

Clarity
Transparent   
TransparentUlrich Henn and Claudio C. Milisenda   

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Papagoite and Beryllonite Optic Character

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

Similar to their colors, Papagoite and Beryllonite 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, Papagoite is Transparent while Papagoite is Transparent in appearance.

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