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Pyrophyllite and Faustite Optical Properties


Faustite and Pyrophyllite Optical Properties


Optical Properties

Luster
Pearly   
Waxy   

Pleochroism
NilArthur Thomas   
Not Available   

Dispersion
Not Available   
Not Available   

Transparency
Translucent   
Translucent   

Refractive Index
1.534-1.601   
1.612   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
Triclinic Pinacoidal H-M Symbol ( 1) Space Group: P1   

Birefringence
0.050   
Not Available   

Clarity
Translucent   
Translucent   

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Pyrophyllite and Faustite Optic Character

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

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Pyrophyllite and Faustite Transparency

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

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