×

Lazulite
Lazulite

Rossmanite
Rossmanite



ADD
Compare
X
Lazulite
X
Rossmanite

Lazulite and Rossmanite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Not Available
1.2 Pleochroism
Transparent crystals show a strong pleochroism: colorless light blue dark (violet) blueHerve Nicolas Lazzarelli
Not Available
1.3 Dispersion
0.01NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
TransparentWebmineral.com, Mineralogy Database (2012)
1.5 Refractive Index
1.604-1.6461.624-1.645
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Not Available
1.8 Birefringence
0.031-0.0360.021
Achroite
0 0.296
1.9 Clarity
Transparent
TransparentWebmineral.com

Lazulite and Rossmanite Optic Character

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

Lazulite and Rossmanite Transparency

Similar to their colors, Lazulite and Rossmanite 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, Lazulite is Translucent and Transparent while Lazulite is Translucent and Transparent in appearance.