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Sogdianite
Sogdianite

Liddicoatite
Liddicoatite



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Sogdianite
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Liddicoatite

Sogdianite and Liddicoatite Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
-
-
0.01
-
1.606-1.608
-
-
0.002
OpaqueUlrich Henn and Claudio C. Milisenda
 
Vitreous
Strong: dark brown light brownAnthony et al
0.01
Transparent
-9999
-
-
-9999
Transparent

Sogdianite and Liddicoatite Optic Character

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

Sogdianite and Liddicoatite Transparency

Similar to their colors, Sogdianite and Liddicoatite 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, Sogdianite is while Sogdianite is in appearance.