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Gedrite
Gedrite

Faustite
Faustite



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Gedrite
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Faustite

Gedrite and Faustite Optical Properties

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Optical Properties

Luster

Vitreous
Waxy

Pleochroism

Weak to moderate
-

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

Transparent
Translucent

Refractive Index

1.625-1.7181.612
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
Triclinic Pinacoidal H-M Symbol ( 1) Space Group: P1

Birefringence

-9999-9999
0 0.296
👆🏻

Clarity

Transparent
Translucent

Gedrite and Faustite Optic Character

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

Gedrite and Faustite Transparency

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