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Crocoite
Crocoite

Eosphorite
Eosphorite



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Crocoite
X
Eosphorite

Crocoite and Eosphorite Optical Properties

Optical Properties

Luster

Adamantine
Vitreous, Resinous

Pleochroism

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

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

Transparent
Transparent

Refractive Index

2.31-2.661.639-1.672
1 3.25
👆🏻

Optic Character

-
-

Crystal System

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

Birefringence

-99990.029-0.032
0 0.296
👆🏻

Clarity

Transparent
Transparent

Crocoite and Eosphorite Optic Character

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

Crocoite and Eosphorite Transparency

Similar to their colors, Crocoite 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, Crocoite is Transparent while Crocoite is Transparent in appearance.