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Bastnasite and Kunzite Optical Properties


Kunzite and Bastnasite Optical Properties


Optical Properties

Luster
Vitreous, Greasy, Pearly   
Vitreous   

Pleochroism
Faint   
Strong trichroism: colorless pink violetHerve Nicolas Lazzarelli   

Dispersion
Not Available   
0.02   
22

Transparency
Gemmological Tables (2004) More from other references   
Transparent   

Refractive Index
1.717-1.722   
1.657-1.681   

Optic Character
Not Available   
Not Available   

Crystal System
Hexagonal   
monoclinic   

Birefringence
0.100   
0.014-0.016   

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

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Bastnasite and Kunzite Optic Character

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

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

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