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Sard and Citrine Optical Properties


Citrine and Sard Optical Properties


Optical Properties

Luster
Waxy   
Vitreous   

Pleochroism
AbsentWalter Schumann   
Natural: weak; yellow light yellow.   

Dispersion
None   
0.01   
27

Transparency
Translucent   
Transparent   

Refractive Index
1.535-1.539   
1.544-1.553   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
Trigonal   

Birefringence
0.008-0.010   
0.009   

Clarity
Translucent   
Transparent   

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Sard and Citrine Optic Character

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

Similar to their colors, Sard and Citrine 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, Sard is Translucent while Sard is Translucent in appearance.

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