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Foitite
Foitite

Magnetite
Magnetite



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Foitite
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Magnetite

Foitite and Magnetite Optical Properties

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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
Strong: pale lavender dark blueAnthony et al
0.02
TranslucentAnthony et al, Translucent
-9999
-
Trigonal Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m
-9999
TranslucentAnthony et al
 
-
-
0.20
-
2.42
-
-
-9999
-

Foitite and Magnetite Optic Character

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

Foitite and Magnetite Transparency

Similar to their colors, Foitite and Magnetite 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, Foitite is while Foitite is in appearance.