×

Phosgenite
Phosgenite

Garnet
Garnet



ADD
Compare
X
Phosgenite
X
Garnet

Phosgenite and Garnet Optical Properties

Add ⊕

Optical Properties

Luster

Adamantine
Vitreous, Adamantine

Pleochroism

Weakly pleochroic with O reddish and E greenish in thick sections.
None

Dispersion

0.040.02
0.005 1
👆🏻

Transparency

-
Transparent, Transparent to translucent

Refractive Index

2.117-2.1451.730-1.895
1 3.25
👆🏻

Optic Character

-
-

Crystal System

tetragonal
Trigonal

Birefringence

0.027-9999
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
Transparent

Phosgenite and Garnet Optic Character

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

Phosgenite and Garnet Transparency

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