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Eosphorite
Eosphorite

Euclase
Euclase



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Eosphorite
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Euclase

Eosphorite and Euclase Optical Properties

Optical Properties

Luster

Vitreous, Resinous
Vitreous

Pleochroism

Visible: X = yellow; Y = pink; Z = pale pink to colorless
Weak: colorless-(greenish) yellow

Dispersion

0.010.02
0.005 1
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Transparency

Transparent
-

Refractive Index

1.639-1.6721.650-1.677
1 3.25
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Optic Character

-
-

Crystal System

Orthorhombic
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/a

Birefringence

0.029-0.0320.019-0.025
0 0.296
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Clarity

Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Eosphorite and Euclase Optic Character

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

Eosphorite and Euclase Transparency

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