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Paraiba
Paraiba

Eosphorite
Eosphorite



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Paraiba
X
Eosphorite

Paraiba and Eosphorite Optical Properties

Optical Properties

Luster

-
Vitreous, Resinous

Pleochroism

-
Visible: X = yellow; Y = pink; Z = pale pink to colorless

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

-
Transparent

Refractive Index

1.618-1.6431.639-1.672
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Orthorhombic

Birefringence

-99990.029-0.032
0 0.296
👆🏻

Clarity

-
Transparent

Paraiba and Eosphorite Optic Character

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

Paraiba and Eosphorite Transparency

Similar to their colors, Paraiba 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, Paraiba is while Paraiba is in appearance.