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Pyroxmangite and Sard Optical Properties


Sard and Pyroxmangite Optical Properties


Optical Properties

Luster
Vitreous   
Waxy   

Pleochroism
Not Available   
AbsentWalter Schumann   

Dispersion
Not Available   
None   

Transparency
Gemmological Tables (2004) More from other references   
Translucent   

Refractive Index
1.735-1.756   
1.535-1.539   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
Not Available   

Birefringence
0.017-0.019   
0.008-0.010   

Clarity
TransparentUlrich Henn and Claudio C. Milisenda   
Translucent   

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Pyroxmangite and Sard Optic Character

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

Similar to their colors, Pyroxmangite and Sard 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, Pyroxmangite is Gemmological Tables (2004) More from other references while Pyroxmangite is Gemmological Tables (2004) More from other references in appearance.

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