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Pyrite Marcasite and Hibonite Optical Properties


Hibonite and Pyrite Marcasite Optical Properties


Optical Properties

Luster
Not Available   
Vitreous   

Pleochroism
Not Available   
O = brownish gray; E = gray   

Dispersion
Not Available   
Not Available   

Transparency
Opaque   
Handbook of mineralogy (2001)   

Refractive Index
Not Available   
1.79-1.807   

Optic Character
Not Available   
Not Available   

Crystal System
Isometric   
Hexagonal   

Birefringence
Not Available   
Not Available   

Clarity
Opaque   
Handbook of mineralogy (2001)   

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Pyrite Marcasite and Hibonite Optic Character

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

Similar to their colors, Pyrite Marcasite and Hibonite 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, Pyrite Marcasite is Opaque while Pyrite Marcasite is Opaque in appearance.

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