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Faustite
Faustite

Variscite
Variscite



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Faustite
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Variscite

Faustite and Variscite Optical Properties

Optical Properties

Luster

Waxy
Vitreous, Waxy

Pleochroism

-
-

Dispersion

0.010.01
0.005 1
👆🏻

Transparency

Translucent
Translucent, Opaque . May be translucent when backlit on the edges.

Refractive Index

1.6121.560-1.594
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Triclinic Pinacoidal H-M Symbol ( 1) Space Group: P1
Orthorhombic

Birefringence

-99990.031
0 0.296
👆🏻

Clarity

Translucent
Translucent

Faustite and Variscite Optic Character

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

Faustite and Variscite Transparency

Similar to their colors, Faustite and Variscite 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, Faustite is Translucent while Faustite is Translucent in appearance.