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Plumbogummite and Anhydrite Optical Properties


Anhydrite and Plumbogummite Optical Properties


Optical Properties

Luster
Resinous   
Pearly, Greasy   

Pleochroism
None   
For violet varieties   

Dispersion
Not Available   
0.01   
27

Transparency
Not Available   
Transparent   

Refractive Index
1.653-1.688   
1.570-1.614   

Optic Character
Not Available   
Not Available   

Crystal System
Trigonal   
Orthorhombic   

Birefringence
Not Available   
0.042-0.044   

Clarity
Not Available   
Transparent   

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Plumbogummite and Anhydrite Optic Character

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

Similar to their colors, Plumbogummite 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, Plumbogummite is Not Available while Plumbogummite is Not Available in appearance.

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