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Vishnevite and Gaylussite Optical Properties


Gaylussite and Vishnevite Optical Properties


Optical Properties

Luster
Vitreous, Pearly   
Vitreous   

Pleochroism
Not Available   
Not Available   

Dispersion
Not Available   
Not Available   

Transparency
Not Available   
Not Available   

Refractive Index
1.490-1.507   
1.444   

Optic Character
Not Available   
Not Available   

Crystal System
Hexagonal   
monoclinic   

Birefringence
0.002-0.012   
0.079   

Clarity
Not Available   
Not Available   

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<< Physical Properties

Vishnevite and Gaylussite Optic Character

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

Similar to their colors, Vishnevite and Gaylussite 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, Vishnevite is Not Available while Vishnevite is Not Available in appearance.

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