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Obsidian and Gyrolite Optical Properties


Gyrolite and Obsidian Optical Properties


Optical Properties

Luster
Vitreous   
Vitreous, Pearly   

Pleochroism
AbsentWalter Schumann   
Not Available   

Dispersion
0.01   
29
Not Available   

Transparency
Transparent, Translucent   
Not Available   

Refractive Index
1.450-1.550   
1.535   

Optic Character
Not Available   
Not Available   

Crystal System
Amorphous   
Triclinic   

Birefringence
Not Available   
0.0140   

Clarity
Transparent   
Not Available   

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Obsidian and Gyrolite Optic Character

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

Similar to their colors, Obsidian 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, Obsidian is Translucent and Transparent while Obsidian is Translucent and Transparent in appearance.

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