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Feldspar and Boleite Optical Properties


Boleite and Feldspar Optical Properties


Optical Properties

Luster
Vitreous   
Vitreous, Pearly   

Pleochroism
None   
Not Available   

Dispersion
Not Available   
0.07   
6

Transparency
Transparent, Translucent   
Transparent   

Refractive Index
1.518-1.570   
2.05   

Optic Character
Not Available   
Not Available   

Crystal System
Triclinic or monoclinic   
Isometric   

Birefringence
0.008-0.010   
0.010   

Clarity
Transparent   
Transparent   

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Feldspar and Boleite Optic Character

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

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Feldspar and Boleite Transparency

Similar to their colors, Feldspar 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, Feldspar is Translucent and Transparent while Feldspar is Translucent and Transparent in appearance.

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