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Celestine and Anhydrite Optical Properties


Anhydrite and Celestine Optical Properties


Optical Properties

Luster
Vitreous, Pearly   
Pearly, Greasy   

Pleochroism
Weakly trichroiC   
For violet varieties   

Dispersion
Not Available   
0.01   
27

Transparency
Gems   
Transparent   

Refractive Index
1.619-1.635   
1.570-1.614   

Optic Character
Not Available   
Not Available   

Crystal System
Orthorhombic   
Orthorhombic   

Birefringence
0.004-0.012   
0.042-0.044   

Clarity
Gems   
Transparent   

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Celestine and Anhydrite Optic Character

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

Similar to their colors, Celestine and Anhydrite 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, Celestine is Gems while Celestine is Gems in appearance.

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