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Lehsunia and Bertrandite Optical Properties


Bertrandite and Lehsunia Optical Properties


Optical Properties

Luster
Not Available   
Vitreous   

Pleochroism
Not Available   
none.   

Dispersion
Not Available   
Not Available   

Transparency
Not Available   
TransparentAnthony et al, Handbook of mineralogy (2001)   

Refractive Index
Not Available   
1.583-1.614   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: Ccm21   

Birefringence
Not Available   
Not Available   

Clarity
Not Available   
TransparentAnthony et al   

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Lehsunia and Bertrandite Optic Character

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

Similar to their colors, Lehsunia and Bertrandite 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, Lehsunia is Not Available while Lehsunia is Not Available in appearance.

Semi Precious

Semi Precious


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