Eosphorite and Zoisite Optical Properties

Eosphorite

Zoisite

Add ⊕

1 Optical Properties

1.1 Luster

Vitreous, Resinous

Vitreous

1.2 Pleochroism

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

X = pale pink to red-violet; Y = nearly colorless to bright pink or deep blue; Z = pale yellow to yellow-green

1.3 Dispersion

NA0.02

0.007 1

1.4 Transparency

Transparent

Transparent, Translucent, Opaque . May be translucent in thin backlit sections.

1.5 Refractive Index

1.639-1.6721.685-1.707

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Orthorhombic

1.8 Birefringence

0.029-0.0320.006-0.018

0 0.296

1.9 Clarity

Transparent

Eosphorite and Zoisite Optic Character

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

Compare Yellow Gemstones

Eosphorite Vs Gadolinium Gallium Garnet

Eosphorite Vs Fluorite

Eosphorite Vs Forsterite

Eosphorite and Zoisite Transparency

Similar to their colors, Eosphorite and Zoisite 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.