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Aegirine
Aegirine

Coral
Coral



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Aegirine
X
Coral

Aegirine and Coral Optical Properties

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1 Optical Properties
1.1 Luster
Vitreous, Resinous
Not Available
1.2 Pleochroism
X = emerald green
AbsentWalter Schumann
1.3 Dispersion
NANone
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Translucent
1.5 Refractive Index
1.720-1.7781.486-1.658
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Trigonal
1.8 Birefringence
0.037-0.0610.160-0.172
Achroite
0 0.296
1.9 Clarity
Gemmological Tables (2004) More from other references
Translucent

Aegirine and Coral Optic Character

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

Aegirine and Coral Transparency

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