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Pyrrhotite and Nepouite Optical Properties


Nepouite and Pyrrhotite Optical Properties


Optical Properties

Luster
Not Available   
Waxy, Pearly   

Pleochroism
Not Available   
Weak   

Dispersion
Not Available   
Not Available   

Transparency
Not Available   
Not Available   

Refractive Index
3   
1.600-1.630   

Optic Character
Not Available   
Not Available   

Crystal System
monoclinic   
Orthorhombic   

Birefringence
Not Available   
Not Available   

Clarity
Not Available   
Not Available   

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Pyrrhotite and Nepouite Optic Character

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

Similar to their colors, Pyrrhotite and Nepouite 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, Pyrrhotite is Not Available while Pyrrhotite is Not Available in appearance.

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Brown Gemstones


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