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Linarite and Jet Optical Properties


Jet
Jet and Linarite Optical Properties


Optical Properties

Luster
Sub-Adamantine, Vitreous   
Waxy   

Pleochroism
X = pale blue; Y = blue; Z = Prussian blue   
AbsentWalter Schumann   

Dispersion
Not Available   
None   

Transparency
Transparent   
Gemmological Tables (2004) More from other references   

Refractive Index
1.809-1.859   
1.640-1.680   

Optic Character
Not Available   
Not Available   

Crystal System
monoclinic   
Amorphous   

Birefringence
0.050   
Not Available   

Clarity
Transparent   
Gemmological Tables (2004) More from other references   

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<< Physical Properties

Linarite and Jet Optic Character

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

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Linarite and Jet Transparency

Similar to their colors, Linarite and Jet 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.

Blue Gemstones

Blue Gemstones


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