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Afghanite
Afghanite

Aegirine
Aegirine



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Afghanite
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Aegirine

Afghanite and Aegirine Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous, Resinous
1.2 Pleochroism
Not Available
X = emerald green
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Gemstones (2009)
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.5231.720-1.778
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
monoclinic
1.8 Birefringence
0.0060.037-0.061
Achroite
0 0.296
1.9 Clarity
Transparent
Gemmological Tables (2004) More from other references

Afghanite and Aegirine Optic Character

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

Afghanite and Aegirine Transparency

Similar to their colors, Afghanite and Aegirine 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, Afghanite is Gemstones (2009) and Transparent while Afghanite is Gemstones (2009) and Transparent in appearance.