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Seraphinite and Cryolite Optical Properties


Cryolite and Seraphinite Optical Properties


Optical Properties

Luster
Pearly, Greasy   
Vitreous, Greasy, Pearly   

Pleochroism
Not Available   
colorless.   

Dispersion
Not Available   
Not Available   

Transparency
Transparent   
Gemmological Tables (2004) More from other references   

Refractive Index
1.571-1.597   
1.338-1.339   

Optic Character
Biaxial/+   
Not Available   

Crystal System
Not Available   
monoclinic   

Birefringence
Not Available   
0.001   

Clarity
Transparent   
TransparentUlrich Henn and Claudio C. Milisenda   

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Seraphinite and Cryolite Optic Character

Seraphinite and Cryolite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Seraphinite 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 Seraphinite 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. Seraphinite has Biaxial/+ character.

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Seraphinite and Cryolite Transparency

Similar to their colors, Seraphinite 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, Seraphinite is Transparent while Seraphinite is Transparent in appearance.

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