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Rhodochrosite and Rosasite Optical Properties


Rosasite and Rhodochrosite Optical Properties


Optical Properties

Luster
Vitreous   
Silky, Vitreous   

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

Dispersion
0.02   
24
Not Available   

Transparency
Transparent, Opaque, Transparent to nearly opaque   
Not Available   

Refractive Index
1.60   
1.672-1.688   

Optic Character
Not Available   
Not Available   

Crystal System
Trigonal   
monoclinic   

Birefringence
0.208-0.220   
0.139-0.143   

Clarity
Transparent to nearly opaque   
Not Available   

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Rhodochrosite and Rosasite Optic Character

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

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

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