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Jet
Jet

Ajoite
Ajoite



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Jet
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Ajoite

Jet and Ajoite Optical Properties

Jet
Jet
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1 Optical Properties
1.1 Luster
Waxy
Vitreous
1.2 Pleochroism
AbsentWalter Schumann
X: very light bluish green; Y and Z: brilliant bluish green
1.3 Dispersion
NoneNA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Not Available
1.5 Refractive Index
1.640-1.6801.550
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Amorphous
Triclinic
1.8 Birefringence
Not Available0.091
Achroite
0 0.296
1.9 Clarity
Gemmological Tables (2004) More from other references
Not Available

Jet and Ajoite Optic Character

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

Jet and Ajoite Transparency

Similar to their colors, Jet and Ajoite 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, Jet is Gemmological Tables (2004) More from other references while Jet is Gemmological Tables (2004) More from other references in appearance.