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Zinnwaldite and Kutnohorite Optical Properties


Optical Properties

Luster
Vitreous   
Pearly, Vitreous   

Pleochroism
Not Available   
Distinct   

Dispersion
Not Available   
Not Available   

Transparency
Not Available   
Not Available   

Refractive Index
1.727   
1.565-1.625   

Optic Character
Not Available   
Not Available   

Crystal System
Trigonal   
monoclinic   

Birefringence
Not Available   
0.040-0.050   

Clarity
Not Available   
Not Available   

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