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Xonotlite and Pezzottaite Optical Properties


Pezzottaite and Xonotlite Optical Properties


Optical Properties

Luster
Vitreous, Silky   
Vitreous   

Pleochroism
Not Available   
Moderate dichroic   

Dispersion
Not Available   
Not Available   

Transparency
Gems, Sixth Edition (2006)   
Transparent   

Refractive Index
1.581-1.593   
1.598-1.620   

Optic Character
Not Available   
Not Available   

Crystal System
monoclinic   
Hexagonal   

Birefringence
0.010   
0.008-0.011   

Clarity
Gems   
Transparent   

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Xonotlite and Pezzottaite Optic Character

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

Similar to their colors, Xonotlite and Pezzottaite 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, Xonotlite is Gems and Sixth Edition (2006) while Xonotlite is Gems and Sixth Edition (2006) in appearance.

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