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Amblygonite and Boleite Optical Properties


Boleite and Amblygonite Optical Properties


Optical Properties

Luster
Vitreous, Pearly   
Vitreous, Pearly   

Pleochroism
weak to none   
Not Available   

Dispersion
0.01   
26
0.07   
6

Transparency
Gemmological Tables (2004) More from other references   
Transparent   

Refractive Index
1.578-1.646   
2.05   

Optic Character
Biaxial/+   
Not Available   

Crystal System
Triclinic   
Isometric   

Birefringence
0.020-0.030   
0.010   

Clarity
TransparentUlrich Henn and Claudio C. Milisenda   
Transparent   

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Amblygonite and Boleite Optic Character

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

Similar to their colors, Amblygonite and Boleite 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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