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Anorthite and Clinozoisite Optical Properties


Clinozoisite and Anorthite Optical Properties


Optical Properties

Luster
Vitreous   
Vitreous   

Pleochroism
colorless.   
StrongArthur Thomas   

Dispersion
Not Available   
Not Available   

Transparency
Transparent   
Transparent   

Refractive Index
1.575-1.588   
1.670-1.734   

Optic Character
Not Available   
Not Available   

Crystal System
Triclinic   
monoclinic   

Birefringence
0.012-0.013   
0.006-0.011   

Clarity
Transparent   
Transparent   

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Anorthite and Clinozoisite Optic Character

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

Similar to their colors, Anorthite and Clinozoisite 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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