Home
Gemstones


Nepouite and Hibonite Optical Properties


Hibonite and Nepouite Optical Properties


Optical Properties

Luster
Waxy, Pearly   
Vitreous   

Pleochroism
Weak   
O = brownish gray; E = gray   

Dispersion
Not Available   
Not Available   

Transparency
Not Available   
Handbook of mineralogy (2001)   

Refractive Index
1.600-1.630   
1.79-1.807   

Optic Character
Not Available   
Not Available   

Crystal System
Orthorhombic   
Hexagonal   

Birefringence
Not Available   
Not Available   

Clarity
Not Available   
Handbook of mineralogy (2001)   

Benefits >>
<< Physical Properties

Nepouite and Hibonite Optic Character

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

Compare Green Gemstones

Nepouite and Hibonite Transparency

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

Green Gemstones

Green Gemstones


Compare Green Gemstones