Home
Gemstones


Emerald and Ajoite Optical Properties


Ajoite and Emerald Optical Properties


Optical Properties

Luster
Vitreous   
Vitreous   

Pleochroism
Strong dichroism: yellow green Lazzarelli   
X: very light bluish green; Y and Z: brilliant bluish green   

Dispersion
0.01   
26
Not Available   

Transparency
Transparent, Translucent, Transparent to translucent   
Not Available   

Refractive Index
1.565-1.602   
1.550   

Optic Character
Not Available   
Not Available   

Crystal System
Hexagonal   
Triclinic   

Birefringence
0.0040-0.0070   
0.091   

Clarity
Color grading system   
Not Available   

Benefits >>
<< Physical Properties

Emerald and Ajoite Optic Character

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

Emerald and Ajoite Transparency

Similar to their colors, Emerald and Ajoite 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, Emerald is Translucent, Transparent and Transparent to translucent while Emerald is Translucent, Transparent and Transparent to translucent in appearance.

Birthstones

Birthstones

» More Birthstones

Compare Birthstones

» More Compare Birthstones