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Imperial Topaz and Parisite Optical Properties


Parisite and Imperial Topaz Optical Properties


Optical Properties

Luster
Not Available   
Not Available   

Pleochroism
Not Available   
Not Available   

Dispersion
0.01   
26
Not Available   

Transparency
Transparent   
Gemmological Tables (2004) More from other references   

Refractive Index
1.609-1.643   
1.671-1.771   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
Not Available   

Birefringence
Not Available   
0.099-0.100   

Clarity
Not Available   
TransparentUlrich Henn and Claudio C. Milisenda   

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<< Physical Properties

Imperial Topaz and Parisite Optic Character

Imperial Topaz and Parisite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Imperial Topaz and Parisite 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 Imperial Topaz and Parisite 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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Imperial Topaz and Parisite Transparency

Similar to their colors, Imperial Topaz and Parisite 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, Imperial Topaz is Transparent while Imperial Topaz is Transparent in appearance.

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