Home
Gemstones


Natrolite and Herderite Optical Properties


Herderite and Natrolite Optical Properties


Optical Properties

Luster
Vitreous, Silky, Pearly   
Vitreous   

Pleochroism
NilArthur Thomas   
Not Available   

Dispersion
Not Available   
Not Available   

Transparency
Transparent, Translucent   
Transparent   

Refractive Index
1.478-1.493   
1.587-1.642   

Optic Character
Not Available   
Biaxial/+   

Crystal System
Orthorhombic   
monoclinic   

Birefringence
0.012-0.013   
0.028-0.032   

Clarity
Transparent   
Transparent   

Benefits >>
<< Physical Properties

Natrolite and Herderite Optic Character

Natrolite and Herderite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Natrolite and Herderite 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 Natrolite and Herderite 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. Herderite has Biaxial/+ character.

Compare White Gemstones

Natrolite and Herderite Transparency

Similar to their colors, Natrolite and Herderite 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, Natrolite is Translucent and Transparent while Natrolite is Translucent and Transparent in appearance.

White Gemstones

White Gemstones


Compare White Gemstones