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Ekanite
Ekanite

Opal
Opal



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Ekanite
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Opal

Ekanite and Opal Optical Properties

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1 Optical Properties
1.1 Luster
Vitreous
Vitreous, Pearly
1.2 Pleochroism
Not Available
None
1.3 Dispersion
NANone
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Transparent, Translucent, Transparent to translucent
1.5 Refractive Index
1.593-1.5961.37-1.52
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Tetragonal Trapezohedral H-M Symbol (4 2 2) Space Group: I 422
Trigonal
1.8 Birefringence
0.001Not Available
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Ekanite and Opal Optic Character

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

Ekanite and Opal Transparency

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