×

Nepheline
Nepheline

Verdite
Verdite



ADD
Compare
X
Nepheline
X
Verdite

Nepheline and Verdite Optical Properties

Add ⊕
1 Optical Properties
1.1 Luster
Vitreous, Greasy
Vitreous, Silky
1.2 Pleochroism
Not Available
Extreme
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Translucent
1.5 Refractive Index
1.529-1.5471.580
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Hexagonal
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c
1.8 Birefringence
0.003-0.004Not Available
Achroite
0 0.296
1.9 Clarity
Transparent
Translucent

Nepheline and Verdite Optic Character

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

Nepheline and Verdite Transparency

Similar to their colors, Nepheline and Verdite 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, Nepheline is Translucent and Transparent while Nepheline is Translucent and Transparent in appearance.