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Rhodolite and Anorthoclase Optical Properties


Anorthoclase and Rhodolite Optical Properties


Optical Properties

Luster
Greasy, Vitreous   
Vitreous, Pearly   

Pleochroism
None   
WeakMichael O’Donoghue   

Dispersion
None   
Not Available   

Transparency
Gemmological Tables (2004)   
Translucent   

Refractive Index
1.760   
1.518-1.534   

Optic Character
Not Available   
Not Available   

Crystal System
cubic   
Triclinic Pinacoidal H-M Symbol ( 1) Space Group: C1   

Birefringence
0.010-0.014   
0.006-0.008   

Clarity
TransparentUlrich Henn and Claudio C. Milisenda   
Translucent   

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Rhodolite and Anorthoclase Optic Character

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

Similar to their colors, Rhodolite and Anorthoclase 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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