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⇱ Chrommagnetite: Mineral information, data and localities.

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Chrommagnetite

A variety of Magnetite
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About ChrommagnetiteHide

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Formula:
Fe2+(Fe3+,Cr3+)2O4
A Cr-bearing variety of magnetite with Cr3+ contents 0.50-1 apfu; a member of Chromite-Magnetite Series.


Unique IdentifiersHide

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Mindat ID:
43493 (as Chrommagnetite)
2538 (as Magnetite)
Long-form identifier:
mindat:1:1:43493:9 (as Chrommagnetite)
mindat:1:1:2538:2 (as Magnetite)

Similar NamesHide

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Chemistry of ChrommagnetiteHide

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Mindat Formula:
Fe2+(Fe3+,Cr3+)2O4
Element Weights:
Element% weight
Fe72.359 %
O27.641 %

Calculated from ideal end-member formula.

Common AssociatesHide

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Associated Minerals Based on Photo Data:
2 photos of Chrommagnetite associated with ChromiteFe2+Cr3+2O4
2 photos of Chrommagnetite associated with IshkuliteFe2+(Fe3+,Cr3+)2O4
2 photos of Chrommagnetite associated with Serpentine SubgroupD3[Si2O5](OH)4
1 photo of Chrommagnetite associated with BruciteMg(OH)2

Other InformationHide

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Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for ChrommagnetiteHide

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mindat.org URL:
https://www.mindat.org/min-43493.html
Please feel free to link to this page.

References for ChrommagnetiteHide

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Reference List:

Localities for ChrommagnetiteHide

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This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the 👁 Image
symbol to view information about a locality. The 👁 Image
symbol next to localities in the list can be used to jump to that position on the map.

Locality ListHide

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- This locality has map coordinates listed. 👁 Image
- This locality has estimated coordinates. ⓘ - Click for references and further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. 👁 Image
- Good crystals or important locality for species. 👁 Image
- World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.
Ethiopia
  • Benishangul-Gumuz Region
    • Asosa Zone
Pavel M. Kartashov analytical data (2013)
  • Oromia Region
    • West Welega Zone
      • Gimbi
        • Yubdo District (Joubdo District; Youbdo District; Joubda District)
Pavel M. Kartashov analytical data (2014)
Russia
  • Chelyabinsk Oblast
    • Verkhny Ufaley
      • Ufaley District (Ufalei District)
Pavel M. Kartashov analytical data (2013)
  • Orenburg Oblast
    • Alexandrovsky District
Rakhimov et al. (2022)
Quick NavTopAbout ChrommagnetiteUnique IdentifiersSimilar NamesChemistry Common AssociatesOther InformationInternet Links References Localities Locality List
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To cite: Ralph, J., Von Bargen, D., Martynov, P., Zhang, J., Que, X., Prabhu, A., Morrison, S. M., Li, W., Chen, W., & Ma, X. (2025). Mindat.org: The open access mineralogy database to accelerate data-intensive geoscience research. American Mineralogist, 110(6), 833–844. doi:10.2138/am-2024-9486.
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