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Prase and Anorthite Optical Properties


Anorthite and Prase Optical Properties


Optical Properties

Luster
Not Available   
Vitreous   

Pleochroism
Not Available   
colorless.   

Dispersion
Not Available   
Not Available   

Transparency
Transparent, Translucent   
Transparent   

Refractive Index
1.544-1.553   
1.575-1.588   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
Triclinic   

Birefringence
0.009   
0.012-0.013   

Clarity
Transparent   
Transparent   

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<< Physical Properties

Prase and Anorthite Optic Character

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

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

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