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Hexagonite and Marialite Optical Properties


Marialite and Hexagonite Optical Properties


Optical Properties

Luster
Vitreous   
Vitreous, Pearly, Resinous   

Pleochroism
bluish–red   
Not Available   

Dispersion
Not Available   
Not Available   

Transparency
Transparent   
Transparent, Translucent   

Refractive Index
1.599-1.637   
1.540-1.550   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
tetragonal   

Birefringence
0.019-0.028   
0.004-0.008   

Clarity
Transparent   
Transparent   

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Hexagonite and Marialite Optic Character

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

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

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Red Gemstones


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