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Mother of Pearl and Phosphophyllite Optical Properties


Phosphophyllite and Mother of Pearl Optical Properties


Optical Properties

Luster
Not Available   
Not Available   

Pleochroism
Not Available   
NilArthur Thomas   

Dispersion
Not Available   
Not Available   

Transparency
Gemmological Tables (2004)   
Gemmological Tables (2004) More from other references   

Refractive Index
1.53-1.69   
1.595-1.621   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
Not Available   

Birefringence
0.16   
0.021   

Clarity
Gemmological Tables (2004)   
TransparentUlrich Henn and Claudio C. Milisenda   

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Mother of Pearl and Phosphophyllite Optic Character

Mother of Pearl and Phosphophyllite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Mother of Pearl and Phosphophyllite 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 Mother of Pearl and Phosphophyllite 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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Mother of Pearl and Phosphophyllite Transparency

Similar to their colors, Mother of Pearl and Phosphophyllite 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, Mother of Pearl is Gemmological Tables (2004) while Mother of Pearl is Gemmological Tables (2004) in appearance.

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