Rhodochrosite and Eosphorite Optical Properties

Rhodochrosite

Eosphorite

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Optical Properties

Luster

Vitreous

Vitreous, Resinous

Pleochroism

Weak

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

Dispersion

0.020.01

0.005 1

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Transparency

Transparent, Opaque, Transparent to nearly opaque

Transparent

Refractive Index

1.601.639-1.672

1 3.25

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Optic Character

Crystal System

Trigonal

Orthorhombic

Birefringence

0.208-0.2200.029-0.032

0 0.296

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Clarity

Transparent to nearly opaque

Transparent

Rhodochrosite and Eosphorite Optic Character

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

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Rhodochrosite and Eosphorite Transparency

Similar to their colors, Rhodochrosite 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, Rhodochrosite is Transparent, Opaque and Transparent to nearly opaque while Rhodochrosite is Transparent, Opaque and Transparent to nearly opaque in appearance.