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Lazurite and Fancy Diamond Optical Properties


Fancy Diamond and Lazurite Optical Properties


Optical Properties

Luster
Vitreous   
Not Available   

Pleochroism
Not Available   
Not Available   

Dispersion
Not Available   
Not Available   

Transparency
Gemmological Tables (2004) More from other references   
Not Available   

Refractive Index
1.500   
2.42   

Optic Character
Not Available   
Not Available   

Crystal System
Isometric   
cubic   

Birefringence
Not Available   
Not Available   

Clarity
Gemmological Tables (2004) More from other references   
Color grading system   

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Lazurite and Fancy Diamond Optic Character

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

Similar to their colors, Lazurite and Fancy Diamond 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, Lazurite is Gemmological Tables (2004) More from other references while Lazurite is Gemmological Tables (2004) More from other references in appearance.

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