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Nepouite
Nepouite

Lazulite
Lazulite



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Nepouite
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Lazulite

Nepouite and Lazulite Optical Properties

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1 Optical Properties
1.1 Luster
Waxy, Pearly
Not Available
1.2 Pleochroism
Weak
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
Not Available
Transparent, Translucent
1.5 Refractive Index
1.600-1.6301.604-1.646
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
monoclinic
1.8 Birefringence
Not Available0.031-0.036
Achroite
0 0.296
1.9 Clarity
Not Available
Transparent

Nepouite and Lazulite Optic Character

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

Nepouite and Lazulite Transparency

Similar to their colors, Nepouite 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, Nepouite is Not Available while Nepouite is Not Available in appearance.