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Kashmir sapphire
Kashmir sapphire

Sogdianite
Sogdianite



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Kashmir sapphire
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Sogdianite

Kashmir sapphire and Sogdianite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Not Available
1.2 Pleochroism
Not Available
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Gemmological Tables (2004) More from other references
1.5 Refractive Index
Not Available1.606-1.608
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Not Available
1.8 Birefringence
Not Available0.002
Achroite
0 0.296
1.9 Clarity
Not Available
OpaqueUlrich Henn and Claudio C. Milisenda

Kashmir sapphire and Sogdianite Optic Character

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

Kashmir sapphire and Sogdianite Transparency

Similar to their colors, Kashmir sapphire and Sogdianite 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, Kashmir sapphire is Not Available while Kashmir sapphire is Not Available in appearance.