Home

Taurus Gems + -

Gemini Gems + -

Leo Gems + -

Organic Gemstones + -

Aries Gems + -

Gemstones


Lazurite and Neptunite Optical Properties


Neptunite and Lazurite Optical Properties


Optical Properties

Luster
Vitreous   
Vitreous   

Pleochroism
Not Available   
x=yellow-orange   

Dispersion
Not Available   
Not Available   

Transparency
Gemmological Tables (2004) More from other references   
Translucent   

Refractive Index
1.500   
1.692-1.734   

Optic Character
Not Available   
Not Available   

Crystal System
Isometric   
monoclinic   

Birefringence
Not Available   
0.0294-0.0452   

Clarity
Gemmological Tables (2004) More from other references   
Translucent   

Benefits >>
<< Physical Properties

Lazurite and Neptunite Optic Character

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

Lazurite and Neptunite Transparency

Similar to their colors, Lazurite and Neptunite 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, Lazurite is Gemmological Tables (2004) More from other references while Lazurite is Gemmological Tables (2004) More from other references in appearance.

Blue Gemstones

Blue Gemstones


Compare Blue Gemstones