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Linarite
Linarite

Lazulite
Lazulite



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Linarite
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Lazulite

Linarite and Lazulite Optical Properties

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1 Optical Properties
1.1 Luster
Sub-Adamantine, Vitreous
Not Available
1.2 Pleochroism
X = pale blue; Y = blue; Z = Prussian blue
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
Transparent, Translucent
1.5 Refractive Index
1.809-1.8591.604-1.646
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
monoclinic
1.8 Birefringence
0.0500.031-0.036
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Linarite and Lazulite Optic Character

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

Linarite and Lazulite Transparency

Similar to their colors, Linarite 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, Linarite is Transparent while Linarite is Transparent in appearance.