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Rhodolite and Gahnite Optical Properties


Gahnite and Rhodolite Optical Properties


Optical Properties

Luster
Greasy, Vitreous   
Vitreous   

Pleochroism
None   
Not Available   

Dispersion
None   
Not Available   

Transparency
Gemmological Tables (2004)   
Gemmological Tables (2004) More from other references   

Refractive Index
1.760   
1.790-1.818   

Optic Character
Not Available   
Not Available   

Crystal System
cubic   
cubic   

Birefringence
0.010-0.014   
Not Available   

Clarity
TransparentUlrich Henn and Claudio C. Milisenda   
TransparentUlrich Henn and Claudio C. Milisenda   

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Rhodolite and Gahnite Optic Character

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

Similar to their colors, Rhodolite and Gahnite 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, Rhodolite is Gemmological Tables (2004) while Rhodolite is Gemmological Tables (2004) in appearance.

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