Home
Gemstones


Coral and Super Seven Crystals Optical Properties


Super Seven Crystals and Coral Optical Properties


Optical Properties

Luster
Not Available   
Vitreous, Pearly, Silky   

Pleochroism
AbsentWalter Schumann   
Not Available   

Dispersion
None   
Not Available   

Transparency
Translucent   
Transparent, Translucent, Opaque   

Refractive Index
1.486-1.658   
1.519-1.521   

Optic Character
Not Available   
Not Available   

Crystal System
Trigonal   
monoclinic   

Birefringence
0.160-0.172   
0.0090-0.0100   

Clarity
Translucent   
Not Available   

Benefits >>
<< Physical Properties

Coral and Super Seven Crystals Optic Character

Coral and Super Seven Crystals optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Coral and Super Seven Crystals 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 Coral and Super Seven Crystals 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.

Compare Birthstones

Coral and Super Seven Crystals Transparency

Similar to their colors, Coral and Super Seven Crystals 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, Coral is Translucent while Coral is Translucent in appearance.

Birthstones

Birthstones

» More Birthstones

Compare Birthstones

» More Compare Birthstones