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Pyrargyrite and Cat s Eye Optical Properties


Cat s Eye and Pyrargyrite Optical Properties


Optical Properties

Luster
Adamantine   
Vitreous   

Pleochroism
Distinct   
Not Available   

Dispersion
Not Available   
Not Available   

Transparency
Translucent   
Translucent   

Refractive Index
2.881-3.084   
1.744-1.755   

Optic Character
Not Available   
Not Available   

Crystal System
Trigonal   
Orthorhombic   

Birefringence
0.203   
Not Available   

Clarity
Translucent   
Translucent   

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<< Physical Properties

Pyrargyrite and Cat s Eye Optic Character

Pyrargyrite and Cat s Eye optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Pyrargyrite and Cat s Eye 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 Pyrargyrite and Cat s Eye 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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Pyrargyrite and Cat s Eye Transparency

Similar to their colors, Pyrargyrite and Cat s Eye 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, Pyrargyrite is Translucent while Pyrargyrite is Translucent in appearance.

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