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Rhodochrosite and Lazurite Optical Properties


Lazurite and Rhodochrosite Optical Properties


Optical Properties

Luster
Vitreous   
Vitreous   

Pleochroism
Weak   
Not Available   

Dispersion
0.02   
24
Not Available   

Transparency
Transparent, Opaque, Transparent to nearly opaque   
Gemmological Tables (2004) More from other references   

Refractive Index
1.60   
1.500   

Optic Character
Not Available   
Not Available   

Crystal System
Trigonal   
Isometric   

Birefringence
0.208-0.220   
Not Available   

Clarity
Transparent to nearly opaque   
Gemmological Tables (2004) More from other references   

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Rhodochrosite and Lazurite Optic Character

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

Similar to their colors, Rhodochrosite and Lazurite 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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