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Anorthite and Seraphinite Optical Properties


Seraphinite and Anorthite Optical Properties


Optical Properties

Luster
Vitreous   
Pearly, Greasy   

Pleochroism
colorless.   
Not Available   

Dispersion
Not Available   
Not Available   

Transparency
Transparent   
Transparent   

Refractive Index
1.575-1.588   
1.571-1.597   

Optic Character
Not Available   
Biaxial/+   

Crystal System
Triclinic   
Not Available   

Birefringence
0.012-0.013   
Not Available   

Clarity
Transparent   
Transparent   

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<< Physical Properties

Anorthite and Seraphinite Optic Character

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

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

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