Ishkulite

Fe2+(Fe3+,Cr3+)2O4
Also known as
  • Chrome-Magnetite
  • Chromian Magnetite
  • Chrommagnetit
  • +5 more

Where it forms, where it's found

27recorded occurrences
Source · OpenStreetMap

Chemical composition

Constituent elements
Mass composition breakdown
ElementAtoms At. mass g/mol Mass g/molMass share
26FeIronIron355.845167.535
49.93%
24CrChromiumChromium251.996103.992
31.00%
8OOxygenOxygen415.99963.996
19.07%
Total335.523100.00%

Mass share = atoms × atomic mass ÷ molar mass × 100

From Mindat formula

Synonyms

  • Chrome-Magnetite
  • Chromian Magnetite
  • Chrommagnetit
  • Ischkulit
  • Ischkulita
  • Ischkulite
  • Ishkulit
  • Ishkulita

Literature, links & citation

Cite this entry
@misc{mineral2026,
  author    = {Mineral Index editorial board},
  title     = {Ishkulite — Mineral Index},
  year      = {2026},
  url       = {https://mineralindex.org/minerals/ishkulite-9875},
  note      = {Accessed 2026-05-11}
}