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Jasper and Piemontite Optical Properties


Piemontite and Jasper Optical Properties


Optical Properties

Luster
Vitreous   
Vitreous   

Pleochroism
AbsentWalter Schumann   
visible   

Dispersion
None   
Not Available   

Transparency
Opaque   
Not Available   

Refractive Index
1.540   
1.725-1.756   

Optic Character
Not Available   
Not Available   

Crystal System
Trigonal   
monoclinic   

Birefringence
Not Available   
0.025-0.076   

Clarity
OpaqueHerve Nicolas Lazzarelli   
Not Available   

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Jasper and Piemontite Optic Character

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

Similar to their colors, Jasper and Piemontite 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, Jasper is Opaque while Jasper is Opaque in appearance.

Semi Precious

Semi Precious


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