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Mother of Pearl
Mother of Pearl
☒

Ruby
Ruby
☒



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Mother of Pearl
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Ruby

Mother of Pearl and Ruby Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
-
-
0.02
-
1.53-1.69
-
-
0.16
-
 
Vitreous, Adamantine
Strong: purplish-red
0.02
Transparent, Translucent, Transparent to opaque
1.762-1.778
-
Trigonal
0.008
Transparent

Mother of Pearl and Ruby Optic Character

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

Mother of Pearl and Ruby Transparency

Similar to their colors, Mother of Pearl and Ruby 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 while Mother of Pearl is in appearance.