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Onyx and Blue Beryl Maxixe Optical Properties


Blue Beryl Maxixe and Onyx Optical Properties


Optical Properties

Luster
Vitreous   
Not Available   

Pleochroism
Not Available   
Strong dichroism: blue to colourless\   

Dispersion
Not Available   
Not Available   

Transparency
Translucent, Opaque, Translucent to opaque   
Transparent   

Refractive Index
1.530-1.543   
1.560-1.604   

Optic Character
Not Available   
Not Available   

Crystal System
Trigonal   
Not Available   

Birefringence
Not Available   
0.003-0.010   

Clarity
OpaqueHerve Nicolas Lazzarelli   
Transparent   

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Onyx and Blue Beryl Maxixe Optic Character

Onyx and Blue Beryl Maxixe optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Onyx and Blue Beryl Maxixe 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 Onyx and Blue Beryl Maxixe 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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Onyx and Blue Beryl Maxixe Transparency

Similar to their colors, Onyx and Blue Beryl Maxixe 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, Onyx is Opaque, Translucent and Translucent to opaque while Onyx is Opaque, Translucent and Translucent to opaque in appearance.

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