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Amblygonite and Rhodolite Optical Properties


Rhodolite and Amblygonite Optical Properties


Optical Properties

Luster
Vitreous, Pearly   
Greasy, Vitreous   

Pleochroism
weak to none   
None   

Dispersion
0.01   
26
None   

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

Refractive Index
1.578-1.646   
1.760   

Optic Character
Biaxial/+   
Not Available   

Crystal System
Triclinic   
cubic   

Birefringence
0.020-0.030   
0.010-0.014   

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

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Amblygonite and Rhodolite Optic Character

Amblygonite and Rhodolite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Amblygonite and Rhodolite 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 Amblygonite and Rhodolite 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. Amblygonite has Biaxial/+ character.

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Amblygonite and Rhodolite Transparency

Similar to their colors, Amblygonite and Rhodolite 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, Amblygonite is Gemmological Tables (2004) More from other references while Amblygonite is Gemmological Tables (2004) More from other references in appearance.

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