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Jade and Cryolite Optical Properties


Cryolite and Jade Optical Properties


Optical Properties

Luster
Vitreous   
Vitreous, Greasy, Pearly   

Pleochroism
AbsentWalter Schumann   
colorless.   

Dispersion
None   
Not Available   

Transparency
Translucent, Translucent to opaque   
Gemmological Tables (2004) More from other references   

Refractive Index
1.600-1.688   
1.338-1.339   

Optic Character
Not Available   
Not Available   

Crystal System
monoclinic   
monoclinic   

Birefringence
0.020-0.027   
0.001   

Clarity
Translucent   
TransparentUlrich Henn and Claudio C. Milisenda   

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Jade and Cryolite Optic Character

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

Similar to their colors, Jade and Cryolite 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, Jade is Translucent and Translucent to opaque while Jade is Translucent and Translucent to opaque in appearance.

Semi Precious

Semi Precious


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