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Zircon and Fire Opal Optical Properties


Fire Opal and Zircon Optical Properties


Optical Properties

Luster
Adamantine   
Not Available   

Pleochroism
Weak   
AbsentWalter Schumann   

Dispersion
0.04   
11
None   

Transparency
Transparent   
Transparent, Translucent   

Refractive Index
1.810-2.024   
1.370-1.470   

Optic Character
Not Available   
Not Available   

Crystal System
tetragonal   
Amorphous   

Birefringence
0.047-0.055   
Not Available   

Clarity
Transparent   
Transparent   

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<< Physical Properties

Zircon and Fire Opal Optic Character

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

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Zircon and Fire Opal Transparency

Similar to their colors, Zircon and Fire 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, Zircon is Transparent while Zircon is Transparent in appearance.

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