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Smoky Quartz and Coral Optical Properties


Coral and Smoky Quartz Optical Properties


Optical Properties

Luster
Vitreous   
Not Available   

Pleochroism
None   
AbsentWalter Schumann   

Dispersion
0.01   
27
None   

Transparency
Transparent, Translucent, Transparent to translucent   
Translucent   

Refractive Index
1.544-1.553   
1.486-1.658   

Optic Character
Not Available   
Not Available   

Crystal System
Hexagonal   
Trigonal   

Birefringence
0.009   
0.160-0.172   

Clarity
Opaque   
Translucent   

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<< Physical Properties

Smoky Quartz and Coral Optic Character

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

Similar to their colors, Smoky Quartz and Coral 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, Smoky Quartz is Translucent, Transparent and Transparent to translucent while Smoky Quartz is Translucent, Transparent and Transparent to translucent in appearance.

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