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Bronzite and Bastnasite Optical Properties


Bastnasite and Bronzite Optical Properties


Optical Properties

Luster
Not Available   
Vitreous, Greasy, Pearly   

Pleochroism
Not Available   
Faint   

Dispersion
Not Available   
Not Available   

Transparency
Transparent, Translucent   
Gemmological Tables (2004) More from other references   

Refractive Index
1.668   
1.717-1.722   

Optic Character
Not Available   
Not Available   

Crystal System
Orthorhombic   
Hexagonal   

Birefringence
0.014   
0.100   

Clarity
Transparent   
TransparentUlrich Henn and Claudio C. Milisenda   

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Bronzite and Bastnasite Optic Character

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

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

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