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Eosphorite
Eosphorite

Hurlbutite
Hurlbutite



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Eosphorite
X
Hurlbutite

Eosphorite and Hurlbutite Optical Properties

Optical Properties

Luster

Vitreous, Resinous
Vitreous

Pleochroism

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

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

Transparent
Transparent

Refractive Index

1.639-1.6721.595-1.604
1 3.25
👆🏻

Optic Character

-
-

Crystal System

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

Birefringence

0.029-0.0320.009
0 0.296
👆🏻

Clarity

Transparent
Transparent

Eosphorite and Hurlbutite Optic Character

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

Similar to their colors, Eosphorite and Hurlbutite 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.