Constituent
Name
Fe3O4
Official name
Synthetic Iron(II) iron(III) oxide
Family
covalent network solid
Class
tridimentional covalent network solid
Compound type
oxide-hydroxide
Constituent abundance in material
Relevance
main - major
Arrangement
single phase
Mass fraction
0.02
Chemical composition
Formula
$Fe_3O_4$ or $FeO.Fe_2O_3$
Chemical formula
Fe3O4
Elemental formula
Fe3 O4
Isotope mixture type
terrestrial abundance
  Formula Name Family Number min-max Mole fraction Isotope mole fraction State Relevance
$Fe$ Iron element 3 0.42857142857142855 1.0 pure main
$O$ Oxygen element 4 0.5714285714285714 1.0 pure main
Composition comments
alternative formula: FeO.Fe2O3
Class
tridimensional covalent networks (11)
Type
metal homonuclear tridimensional networks (elemental) (11.02)
Phase name
Iron(II,III) oxide
Phase type
crystalline
Crystal system
isometric (cubic)
Crystal class
hexoctahedral
Crystal class symbol
m-3m (Oh)
Crystal spacegroup
Fd-3m
Texture
polycrystalline
Molar mass
231.533 $g/mol$
Density
5.17 $g/cm^3$
Refraction index $n_{\alpha}$
2.42