Home
Gemstones


Erythrite and Cat s Eye Optical Properties


Cat s Eye and Erythrite Optical Properties


Optical Properties

Luster
Subadamantine, Pearly   
Vitreous   

Pleochroism
Visible: X = pale pinkish to pale rose; Y = pale violet to pale violet-rose; Z = deep red   
Not Available   

Dispersion
Not Available   
Not Available   

Transparency
Not Available   
Translucent   

Refractive Index
1.626-1.629   
1.744-1.755   

Optic Character
Not Available   
Not Available   

Crystal System
monoclinic   
Orthorhombic   

Birefringence
Not Available   
Not Available   

Clarity
Not Available   
Translucent   

Benefits >>
<< Physical Properties

Erythrite and Cat s Eye Optic Character

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

Compare Red Gemstones

Erythrite and Cat s Eye Transparency

Similar to their colors, Erythrite 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, Erythrite is Not Available while Erythrite is Not Available in appearance.

Red Gemstones

Red Gemstones


Compare Red Gemstones