×

Montebrasite
Montebrasite

Pearl
Pearl



ADD
Compare
X
Montebrasite
X
Pearl

Montebrasite and Pearl Optical Properties

Optical Properties

Luster

-
Pearly

Pleochroism

-
-

Dispersion

0.020.03
0.005 1
👆🏻

Transparency

TransparentWalter Schumann
Translucent, Opaque

Refractive Index

1.578-1.6461.52-1.66
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Orthorhombic

Birefringence

0.020-0.0300.156
0 0.296
👆🏻

Clarity

TransparentWalter Schumann
Translucent

Montebrasite and Pearl Optic Character

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

Montebrasite and Pearl Transparency

Similar to their colors, Montebrasite and Pearl 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, Montebrasite is TransparentWalter Schumann while Montebrasite is TransparentWalter Schumann in appearance.