Home
Gemstones


Goshenite and Phosgenite Optical Properties


Phosgenite and Goshenite Optical Properties


Optical Properties

Luster
Vitreous   
Adamantine   

Pleochroism
Not Available   
Weakly pleochroic with O reddish and E greenish in thick sections.   

Dispersion
0.01   
26
Not Available   

Transparency
Transparent   
Gemmological Tables (2004) More from other references   

Refractive Index
1.562-1.615   
2.117-2.145   

Optic Character
Not Available   
Not Available   

Crystal System
Hexagonal   
tetragonal   

Birefringence
0.003-0.010   
0.027   

Clarity
Transparent   
TransparentUlrich Henn and Claudio C. Milisenda   

Benefits >>
<< Physical Properties

Goshenite and Phosgenite Optic Character

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

Compare Gems for Gemini

Goshenite and Phosgenite Transparency

Similar to their colors, Goshenite 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, Goshenite is Transparent while Goshenite is Transparent in appearance.

Gemini Gems

Gemini Gems

» More Gemini Gems

Compare Gems for Gemini

» More Compare Gems for Gemini