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Friedelite and Chalcopyrite Optical Properties


Chalcopyrite and Friedelite Optical Properties


Optical Properties

Luster
Not Available   
Not Available   

Pleochroism
NilArthur Thomas   
AbsentWalter Schumann   

Dispersion
Not Available   
Not Available   

Transparency
Translucent   
Handbook of mineralogy (2001)   

Refractive Index
1.627-1.663   
Not Available   

Optic Character
Not Available   
Not Available   

Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m   
tetragonal   

Birefringence
0.032-0.035   
Not Available   

Clarity
Translucent   
Handbook of mineralogy (2001)   

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Friedelite and Chalcopyrite Optic Character

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

Similar to their colors, Friedelite and Chalcopyrite 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, Friedelite is Translucent while Friedelite is Translucent in appearance.

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