Eosphorite and Rosasite Optical Properties

Eosphorite

Rosasite

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1 Optical Properties

1.1 Luster

Vitreous, Resinous

Silky, Vitreous

1.2 Pleochroism

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

Strong: X = pale emerald green or colourless; Y = dark emerald green or pale blue; Z = dark emerald green or pale blue

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Transparent

Not Available

1.5 Refractive Index

1.639-1.6721.672-1.688

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Orthorhombic

monoclinic

1.8 Birefringence

0.029-0.0320.139-0.143

0 0.296

1.9 Clarity

Transparent

Not Available

Eosphorite and Rosasite Optic Character

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

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Eosphorite and Rosasite Transparency

Similar to their colors, Eosphorite and Rosasite 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.