Rhodochrosite and Cuprite Optical Properties

Rhodochrosite

Cuprite

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1 Optical Properties

1.1 Luster

Vitreous

Adamantine

1.2 Pleochroism

Weak

visible

1.3 Dispersion

0.02NA

0.007 1

1.4 Transparency

Transparent, Opaque, Transparent to nearly opaque

TranslucentWalter Schumann

1.5 Refractive Index

1.602.849

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Trigonal

cubic

1.8 Birefringence

0.208-0.220Not Available

0 0.296

1.9 Clarity

Transparent to nearly opaque

TranslucentWalter Schumann

Rhodochrosite and Cuprite Optic Character

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

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