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Musgravite and Pezzottaite Optical Properties


Pezzottaite and Musgravite Optical Properties


Optical Properties

Luster
Vitreous   
Vitreous   

Pleochroism
Not Available   
Moderate dichroic   

Dispersion
Not Available   
Not Available   

Transparency
Gemmological Tables (2004)   
Transparent   

Refractive Index
1.719-1.739   
1.598-1.620   

Optic Character
Not Available   
Not Available   

Crystal System
Trigonal   
Hexagonal   

Birefringence
0.014-0.016   
0.008-0.011   

Clarity
TransparentUlrich Henn and Claudio C. Milisenda   
Transparent   

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Musgravite and Pezzottaite Optic Character

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

Similar to their colors, Musgravite and Pezzottaite 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, Musgravite is Gemmological Tables (2004) while Musgravite is Gemmological Tables (2004) in appearance.

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