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Celestine and Aegirine Optical Properties


Aegirine and Celestine Optical Properties


Optical Properties

Luster
Vitreous, Pearly   
Vitreous, Resinous   

Pleochroism
Weakly trichroiC   
X = emerald green   

Dispersion
Not Available   
Not Available   

Transparency
Gems   
Gemmological Tables (2004) More from other references   

Refractive Index
1.619-1.635   
1.720-1.778   

Optic Character
Not Available   
Not Available   

Crystal System
Orthorhombic   
monoclinic   

Birefringence
0.004-0.012   
0.037-0.061   

Clarity
Gems   
Gemmological Tables (2004) More from other references   

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Celestine and Aegirine Optic Character

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

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Celestine and Aegirine Transparency

Similar to their colors, Celestine 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, Celestine is Gems while Celestine is Gems in appearance.

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