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Pleonast
Pleonast

Eosphorite
Eosphorite



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X
Pleonast
X
Eosphorite

Pleonast and Eosphorite Optical Properties

Optical Properties

Luster

-
Vitreous, Resinous

Pleochroism

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

Dispersion

0.030.01
0.005 1
👆🏻

Transparency

-
Transparent

Refractive Index

-99991.639-1.672
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Orthorhombic

Birefringence

-99990.029-0.032
0 0.296
👆🏻

Clarity

-
Transparent

Pleonast and Eosphorite Optic Character

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

Pleonast and Eosphorite Transparency

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