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Moonstone and Bustamite Optical Properties


Bustamite and Moonstone Optical Properties


Optical Properties

Luster
Pearly   
Vitreous   

Pleochroism
AbsentWalter Schumann   
Weak   

Dispersion
None   
Not Available   

Transparency
Transparent, Transparent to translucent   
Transparent, Translucent   

Refractive Index
1.518-1.527   
1.662-1.707   

Optic Character
Not Available   
Not Available   

Crystal System
monoclinic   
Triclinic   

Birefringence
0.006-0.007   
0.013-0.015   

Clarity
Transparent   
Transparent   

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Moonstone and Bustamite Optic Character

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

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

Semi Precious

Semi Precious


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