Home
Gemstones


Pyrophyllite and Moissanite Optical Properties


Moissanite and Pyrophyllite Optical Properties


Optical Properties

Luster
Pearly   
Adamantine   

Pleochroism
NilArthur Thomas   
NilArthur Thomas   

Dispersion
Not Available   
0.10   
5

Transparency
Translucent   
Gemmological Tables (2004) More from other references   

Refractive Index
1.534-1.601   
2.648-2.691   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
6H polytype   

Birefringence
0.050   
0.043   

Clarity
Translucent   
TransparentUlrich Henn and Claudio C. Milisenda   

Benefits >>
<< Physical Properties

Pyrophyllite and Moissanite Optic Character

Pyrophyllite and Moissanite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Pyrophyllite and Moissanite 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 Pyrophyllite and Moissanite 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 Blue Gemstones

Pyrophyllite and Moissanite Transparency

Similar to their colors, Pyrophyllite and Moissanite 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, Pyrophyllite is Translucent while Pyrophyllite is Translucent in appearance.

Blue Gemstones

Blue Gemstones


Compare Blue Gemstones