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Coral
Coral
☒

Ekanite
Ekanite
☒



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Coral
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Ekanite

Coral and Ekanite Optical Properties

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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
-
-
0.03
Translucent
1.486-1.658
-
Trigonal
0.160-0.172
Translucent
 
Vitreous
-
0.03
Transparent
1.593-1.596
-
Tetragonal Trapezohedral H-M Symbol (4 2 2) Space Group: I 422
0.001
Transparent

Coral and Ekanite Optic Character

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

Coral and Ekanite Transparency

Similar to their colors, Coral and Ekanite 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 while Coral is in appearance.