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Pyrope Almandine and Demantoid Optical Properties


Demantoid and Pyrope Almandine Optical Properties


Optical Properties

Luster
Not Available   
Adamantine   

Pleochroism
AbsentWalter Schumann   
None   

Dispersion
0.02   
16
Not Available   

Transparency
TransparentGemdat.org, Management Team (2012)   
Gemmological Tables (2004)   

Refractive Index
1.73-1.77   
1.880-1.890   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
cubic   

Birefringence
Not Available   
Not Available   

Clarity
TransparentGemdat.org   
TransparentUlrich Henn and Claudio C. Milisenda   

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<< Physical Properties

Pyrope Almandine and Demantoid Optic Character

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

Similar to their colors, Pyrope Almandine and Demantoid 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, Pyrope Almandine is Management Team (2012) and TransparentGemdat.org while Pyrope Almandine is Management Team (2012) and TransparentGemdat.org in appearance.

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