Home
Gemstones


Riebeckite and Lazulite Optical Properties


Lazulite and Riebeckite Optical Properties


Optical Properties

Luster
Vitreous, Silky   
Not Available   

Pleochroism
X = blue   
Transparent crystals show a strong pleochroism: colorless light blue dark (violet) blueHerve Nicolas Lazzarelli   

Dispersion
Not Available   
0.01   
26

Transparency
Not Available   
Transparent, Translucent   

Refractive Index
1.680-1.698   
1.604-1.646   

Optic Character
Not Available   
Not Available   

Crystal System
monoclinic   
monoclinic   

Birefringence
0.005-0.008   
0.031-0.036   

Clarity
Not Available   
Transparent   

Benefits >>
<< Physical Properties

Riebeckite and Lazulite Optic Character

Riebeckite and Lazulite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Riebeckite and Lazulite 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 Riebeckite and Lazulite 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 Blue Gemstones

Riebeckite and Lazulite Transparency

Similar to their colors, Riebeckite and Lazulite 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, Riebeckite is Not Available while Riebeckite is Not Available in appearance.

Blue Gemstones

Blue Gemstones


Compare Blue Gemstones