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Pearl
Pearl

Eosphorite
Eosphorite



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Pearl
X
Eosphorite

Pearl and Eosphorite Optical Properties

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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Pearly
-
0.03
Translucent, Opaque
1.52-1.66
-
Orthorhombic
0.156
Translucent
 
Vitreous, Resinous
Visible: X = yellow; Y = pink; Z = pale pink to colorless
0.01
Transparent
1.639-1.672
-
Orthorhombic
0.029-0.032
Transparent

Pearl and Eosphorite Optic Character

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

Pearl and Eosphorite Transparency

Similar to their colors, Pearl and Eosphorite 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, Pearl is while Pearl is in appearance.