×

Nepouite
Nepouite

Augelite
Augelite



ADD
Compare
X
Nepouite
X
Augelite

Nepouite and Augelite Optical Properties

Add ⊕

Optical Properties

Luster

Waxy, Pearly
Pearly

Pleochroism

Weak
-

Dispersion

0.030.02
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.600-1.6301.570-1.591
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
-

Birefringence

-99990.020-0.021
0 0.296
👆🏻

Clarity

-
TransparentUlrich Henn and Claudio C. Milisenda

Nepouite and Augelite Optic Character

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

Nepouite and Augelite Transparency

Similar to their colors, Nepouite and Augelite 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 while Nepouite is in appearance.