Ferropericlase

(Mg,Fe)O
Variety of
Periclase
PericlaseMgO

Where it forms, where it's found

13recorded occurrences
Source · OpenStreetMap

Chemical composition

Constituent elements
Mass composition breakdown
ElementAtoms At. mass g/mol Mass g/molMass share
26FeIronIron155.84555.845
58.08%
12MgMagnesiumMagnesium124.30524.305
25.28%
8OOxygenOxygen115.99915.999
16.64%
Total96.149100.00%

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

From Mindat formula

Literature, links & citation

Citations
  1. 1986Moore, R.O., Otter, M.L., Rickard, R.S., Harris, J.W., and Gurney, J.J. (1986) The occurrence of moissanite and ferro-periclase as inclusions in diamond. In 4th International Kimberlite Conference, Perth, Extended Abstracts; Abstract Geological Society of Australia, 16, 409–411.
  2. 2020Aprilis, G.; Pakhomova, A.; Chariton, S.; Khandarkhaeva, S.; Melai, C.; Bykova, E.; Bykov, M.; Fedotenko, T.; Koemets, E.; McCammon, C.; Chumakov, A.I.; Hanfland, M.; Dubrovinskaia, N.; Dubrovinsky, L. (2020) The Effect of Pulsed Laser Heating on the Stability of Ferropericlase at High Pressures. Minerals 10, 542.
  3. 2023Nestola, Fabrizio, Pamato, Martha G., Novella, Davide, Wang, Yanjuan, Qu, Kai, Smith, Evan M. (2023) Elastic geobarometry yielding a faithful sublithospheric depth for a ferropericlase inclusion in diamond. Lithos, 454-455. 107265 doi:10.1016/j.lithos.2023.107265DOI: 10.1016/j.lithos.2023.107265
  4. 2024Rustioni, G., Wiedenbeck, M., Miyajima, N., Chanyshev, A., Keppler, H. (2024) Magnesiowüstite as a major nitrogen reservoir in Earth’s lowermost mantle. Geochemical Perspectives Letters, 28. 43-47 doi:10.7185/geochemlet.2401 DOI: 10.7185/geochemlet.2401
Cite this entry
@misc{mineral2026,
  author    = {Mineral Index editorial board},
  title     = {Ferropericlase — Mineral Index},
  year      = {2026},
  url       = {https://mineralindex.org/minerals/ferropericlase-35903},
  note      = {Accessed 2026-05-11}
}