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Narsarsukite
Narsarsukite

Lazulite
Lazulite



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Narsarsukite
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Lazulite

Narsarsukite and Lazulite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Pearly
Not Available
1.2 Pleochroism
Weak; O = colorless to yellow; E = colorless to honey-yellow
Transparent crystals show a strong pleochroism: colorless light blue dark (violet) blueHerve Nicolas Lazzarelli
1.3 Dispersion
NA0.01
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Transparent, Translucent
1.5 Refractive Index
1.610-1.6471.604-1.646
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
tetragonal
monoclinic
1.8 Birefringence
0.0210.031-0.036
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Narsarsukite and Lazulite Optic Character

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

Narsarsukite and Lazulite Transparency

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