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Marialite and Cavansite Optical Properties


Cavansite and Marialite Optical Properties


Optical Properties

Luster
Vitreous, Pearly, Resinous   
Vitreous, Pearly   

Pleochroism
Not Available   
Visible: X=Z= colorless Y= blue   

Dispersion
Not Available   
Not Available   

Transparency
Transparent, Translucent   
Not Available   

Refractive Index
1.540-1.550   
1.542   

Optic Character
Not Available   
Not Available   

Crystal System
tetragonal   
Orthorhombic   

Birefringence
0.004-0.008   
0.009   

Clarity
Transparent   
Not Available   

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Marialite and Cavansite Optic Character

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

Similar to their colors, Marialite and Cavansite 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, Marialite is Translucent and Transparent while Marialite is Translucent and Transparent in appearance.

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