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Emerald and Clinozoisite Optical Properties


Clinozoisite and Emerald Optical Properties


Optical Properties

Luster
Vitreous   
Vitreous   

Pleochroism
Strong dichroism: yellow green Lazzarelli   
StrongArthur Thomas   

Dispersion
0.01   
26
Not Available   

Transparency
Transparent, Translucent, Transparent to translucent   
Transparent   

Refractive Index
1.565-1.602   
1.670-1.734   

Optic Character
Not Available   
Not Available   

Crystal System
Hexagonal   
monoclinic   

Birefringence
0.0040-0.0070   
0.006-0.011   

Clarity
Color grading system   
Transparent   

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Emerald and Clinozoisite Optic Character

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

Similar to their colors, Emerald 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, Emerald is Translucent, Transparent and Transparent to translucent while Emerald is Translucent, Transparent and Transparent to translucent in appearance.

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