greigite

iron(II,III) sulfide mineral of spinel structure
ChemicalSubstance mineral_species Q426234
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greigite

Summary

greigite is a mineral species[1]. greigite ranks in the top 10% of mineral_species entities by monthly Wikipedia readership (93 views/month).[2]

Key Facts

  • greigite's instance of is recorded as mineral species[3].
  • Joseph W. Greig is named after greigite[4].
  • greigite's chemical formula is recorded as Fe²⁺Fe³⁺₂S₄[5].
  • greigite is a type of linnaeite mineral group[6].
  • greigite's Commons category is recorded as Greigite[7].
  • greigite's crystal system is recorded as cubic crystal system[8].
  • greigite's IMA status and/or rank is recorded as approved mineral and/or valid name (A)[9].
  • greigite's space group is recorded as space group Fd-3m[10].
  • greigite's Strunz 8th edition is recorded as II/C.01[11].
  • greigite's Nickel-Strunz 9th edition is recorded as 2.DA.05[12].
  • greigite's Nickel-Strunz '10th ed', review of is recorded as 2.DA.05[13].
  • greigite's density is recorded as {'unit': 'Q13147228', 'amount': '+4.049'}[14].
  • greigite's IMA Mineral Symbol is recorded as Grg[15].

Why It Matters

greigite ranks in the top 10% of mineral_species entities by monthly Wikipedia readership (93 views/month).[2] greigite has Wikipedia articles in 12 language editions, a strong signal of global cultural recognition.[16] greigite is known by 14 alternative names across languages and contexts.[17]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] . The IMA List of Minerals (November 2018). wikidata.org.
  2. [4] . handbookofmineralogy.org. Retrieved . handbookofmineralogy.org. Provenance: wikidata.org.
  3. [5] . rruff. wikidata.org.
  4. [6] . Spinels Renaissance: The past, present, and future of those ubiquitous minerals and materials. wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . mineralienatlas.de. wikidata.org.
  7. [9] . The IMA List of Minerals (February 2013). wikidata.org.
  8. [10] . mineralienatlas.de. Retrieved . handbookofmineralogy.org. Provenance: wikidata.org.
  9. [11] . Mineralogische Tabellen : Eine Klassifizierung der Mineralien auf kristallchemischer Grundlage, mit einer Einfuhrung in die Kristallchemie (1982). wikidata.org.
  10. [12] . mineralienatlas.de. wikidata.org.
  11. [13] . Q15221937. wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . IMA–CNMNC approved mineral symbols. wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [16] . Wikidata sitelinks. wikidata.org.
  3. [17] . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). greigite. Retrieved May 3, 2026, from https://4ort.xyz/entity/greigite
MLA “greigite.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/greigite.
BibTeX @misc{4ortxyz_greigite_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{greigite}}, year = {2026}, url = {https://4ort.xyz/entity/greigite}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): greigite — https://4ort.xyz/entity/greigite (retrieved 2026-05-03)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 25d ago · Baum64 · 2026-08-23 view diff on Wikidata ↗
    Density {'unit': 'Q13147228', 'amount': '+4.049'}
    Instance of mineral species
    Point group Q13359931
    Ima status and/or rank approved mineral and/or valid name (A)
    + 8 other properties edited (see Wikidata diff for full list)
    "/* wbcreateclaim-create:1| */ [[Property:P589]]: [[Q13359931]], [[:toollabs:quickstatements/#/batch/269343|batch #269343]]"
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