×

Richterite
Richterite

Phosgenite
Phosgenite



ADD
Compare
X
Richterite
X
Phosgenite

Richterite and Phosgenite Optical Properties

Optical Properties

Luster

Vitreous
Adamantine

Pleochroism

Strong: pale yellow
Weakly pleochroic with O reddish and E greenish in thick sections.

Dispersion

0.020.04
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.6152.117-2.145
1 3.25
👆🏻

Optic Character

-
-

Crystal System

monoclinic
tetragonal

Birefringence

0.0210.027
0 0.296
👆🏻

Clarity

-
TransparentUlrich Henn and Claudio C. Milisenda

Richterite and Phosgenite Optic Character

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

Richterite and Phosgenite Transparency

Similar to their colors, Richterite and Phosgenite 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, Richterite is while Richterite is in appearance.