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Lazulite and Jasper Optical Properties


Jasper and Lazulite Optical Properties


Optical Properties

Luster
Not Available   
Vitreous   

Pleochroism
Transparent crystals show a strong pleochroism: colorless light blue dark (violet) blueHerve Nicolas Lazzarelli   
AbsentWalter Schumann   

Dispersion
0.01   
26
None   

Transparency
Transparent, Translucent   
Opaque   

Refractive Index
1.604-1.646   
1.540   

Optic Character
Not Available   
Not Available   

Crystal System
monoclinic   
Trigonal   

Birefringence
0.031-0.036   
Not Available   

Clarity
Transparent   
OpaqueHerve Nicolas Lazzarelli   

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Lazulite and Jasper Optic Character

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

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

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