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Sogdianite
Sogdianite

Pleonast
Pleonast



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Sogdianite
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Pleonast

Sogdianite and Pleonast 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
Gemmological Tables (2004) More from other references
Not Available
1.5 Refractive Index
1.606-1.608Not Available
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Not Available
1.8 Birefringence
0.002Not Available
Achroite
0 0.296
1.9 Clarity
OpaqueUlrich Henn and Claudio C. Milisenda
Not Available

Sogdianite and Pleonast Optic Character

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

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