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Bustamite and Aquamarine Optical Properties


Aquamarine and Bustamite Optical Properties


Optical Properties

Luster
Vitreous   
Vitreous   

Pleochroism
Weak   
Not Available   

Dispersion
Not Available   
0.01   
26

Transparency
Transparent, Translucent   
Transparent, Translucent, Transparent to translucent   

Refractive Index
1.662-1.707   
1.570-1.592   

Optic Character
Not Available   
Not Available   

Crystal System
Triclinic   
Hexagonal   

Birefringence
0.013-0.015   
0.005-0.009   

Clarity
Transparent   
Transparent to translucent   

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Bustamite and Aquamarine Optic Character

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

Similar to their colors, Bustamite 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, Bustamite is Translucent and Transparent while Bustamite is Translucent and Transparent in appearance.

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