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Girasol and Beryllonite Optical Properties


Beryllonite and Girasol Optical Properties


Optical Properties

Luster
Not Available   
Vitreous, Adamantine, Pearly   

Pleochroism
AbsentWalter Schumann   
AbsentWalter Schumann   

Dispersion
None   
0.01   
29

Transparency
Transparent   
Gemmological Tables (2004) More from other references   

Refractive Index
1.37-1.52   
1.552-1.562   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
monoclinic   

Birefringence
Not Available   
0.009   

Clarity
Transparent   
TransparentUlrich Henn and Claudio C. Milisenda   

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Girasol and Beryllonite Optic Character

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

Similar to their colors, Girasol 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, Girasol is Transparent while Girasol is Transparent in appearance.

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