Home
Gemstones


Poudretteite and Faustite Optical Properties


Faustite and Poudretteite Optical Properties


Optical Properties

Luster
Vitreous   
Waxy   

Pleochroism
Colorless   
Not Available   

Dispersion
Not Available   
Not Available   

Transparency
Gemmological Tables (2004) More from other references   
Translucent   

Refractive Index
1.511-1.532   
1.612   

Optic Character
Not Available   
Not Available   

Crystal System
Hexagonal   
Triclinic Pinacoidal H-M Symbol ( 1) Space Group: P1   

Birefringence
0.021   
Not Available   

Clarity
TransparentUlrich Henn and Claudio C. Milisenda   
Translucent   

Benefits >>
<< Physical Properties

Poudretteite and Faustite Optic Character

Poudretteite and Faustite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Poudretteite and Faustite 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 Poudretteite and Faustite 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 Violet Gemstones

Poudretteite and Faustite Transparency

Similar to their colors, Poudretteite and Faustite 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, Poudretteite is Gemmological Tables (2004) More from other references while Poudretteite is Gemmological Tables (2004) More from other references in appearance.

Violet Gemstones

Violet Gemstones


Compare Violet Gemstones