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Lazurite
Lazurite

Topazolite
Topazolite



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Lazurite
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Topazolite

Lazurite and Topazolite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Subadamantine
1.2 Pleochroism
Not Available
Not Available
1.3 Dispersion
NA0.06
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Transparent
1.5 Refractive Index
1.5001.855-1.895
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Isometric
Not Available
1.8 Birefringence
Not AvailableNot Available
Achroite
0 0.296
1.9 Clarity
Gemmological Tables (2004) More from other references
Transparent

Lazurite and Topazolite Optic Character

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

Lazurite and Topazolite Transparency

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