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Cordierite and Aquamarine Optical Properties


Aquamarine and Cordierite Optical Properties


Optical Properties

Luster
Greasy, Vitreous   
Vitreous   

Pleochroism
X = pale yellow   
Not Available   

Dispersion
Not Available   
0.01   
26

Transparency
Not Available   
Transparent, Translucent, Transparent to translucent   

Refractive Index
Not Available   
1.570-1.592   

Optic Character
Not Available   
Not Available   

Crystal System
Orthorhombic   
Hexagonal   

Birefringence
Not Available   
0.005-0.009   

Clarity
Not Available   
Transparent to translucent   

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Cordierite and Aquamarine Optic Character

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

Similar to their colors, Cordierite and Aquamarine 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, Cordierite is Not Available while Cordierite is Not Available in appearance.

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