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Beryl and Gyrolite Optical Properties


Gyrolite and Beryl Optical Properties


Optical Properties

Luster
Vitreous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous   
Vitreous, Pearly   

Pleochroism
Weak to distinct   
Not Available   

Dispersion
0.01   
26
Not Available   

Transparency
Transparent, Transparent to opaque   
Not Available   

Refractive Index
1.560-1.604   
1.535   

Optic Character
Not Available   
Not Available   

Crystal System
Hexagonal   
Triclinic   

Birefringence
0.0040-0.0070   
0.0140   

Clarity
Transparent   
Not Available   

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<< Physical Properties

Beryl and Gyrolite Optic Character

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

Similar to their colors, Beryl and Gyrolite 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, Beryl is Transparent and Transparent to opaque while Beryl is Transparent and Transparent to opaque in appearance.

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Blue Gemstones


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