Home
Gemstones


Poldervaartite and Nephrite Optical Properties


Nephrite and Poldervaartite Optical Properties


Optical Properties

Luster
Vitreous   
Vitreous, Greasy   

Pleochroism
Weak: colorless light gray bluish grayAnthony et al   
None   

Dispersion
Not Available   
Not Available   

Transparency
Transparent   
Translucent   

Refractive Index
1.634-1.656   
1.600-1.627   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
monoclinic   

Birefringence
Not Available   
0.027   

Clarity
Transparent   
Translucent   

Benefits >>
<< Physical Properties

Poldervaartite and Nephrite Optic Character

Poldervaartite and Nephrite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Poldervaartite and Nephrite 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 Poldervaartite and Nephrite 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 Gems Found In Africa

Poldervaartite and Nephrite Transparency

Similar to their colors, Poldervaartite and Nephrite 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, Poldervaartite is Transparent while Poldervaartite is Transparent in appearance.

Gems Found In Africa

Gems Found In Africa


Compare Gems Found In Africa