portlandite

calcium hydroxide mineral
ChemicalSubstance mineral_species Q301805
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portlandite

Summary

portlandite is a mineral species[1]. portlandite draws 38 Wikipedia views per month (mineral_species category, ranking #149 of 1,431).[2]

Key Facts

  • portlandite's image is recorded as Portlandite2355-1-tomeik-minerals.jpg[3].
  • portlandite's instance of is recorded as mineral species[4].
  • portland cement is named after portlandite[5].
  • portlandite's chemical formula is recorded as Ca(OH)₂[6].
  • portlandite's subclass of is recorded as brucite mineral group[7].
  • portlandite's Commons category is recorded as Portlandite[8].
  • portlandite's crystal system is recorded as trigonal crystal system[9].
  • portlandite's IMA status and/or rank is recorded as grandfathered mineral (G)[10].
  • portlandite's Freebase ID is recorded as /m/0284gvt[11].
  • portlandite's Strunz 8th edition is recorded as IV/F.03[12].
  • portlandite's Nickel-Strunz 9th edition is recorded as 4.FE.05[13].
  • portlandite's Nickel-Strunz '10th ed', review of is recorded as 4.FE.05[14].
  • portlandite's Art & Architecture Thesaurus ID is recorded as 300380316[15].
  • portlandite's described by source is recorded as Portlandite, a new mineral from Scawt Hill, Co. Antrim[16].
  • portlandite's type locality is recorded as Scawt Hill[17].
  • portlandite's Great Norwegian Encyclopedia ID is recorded as portlanditt[18].
  • portlandite's Microsoft Academic ID is recorded as 2775899781[19].
  • portlandite's IMA Mineral Symbol is recorded as Por[20].
  • portlandite's OpenAlex ID is recorded as C2775899781[21].

Why It Matters

portlandite draws 38 Wikipedia views per month (mineral_species category, ranking #149 of 1,431).[2] portlandite has Wikipedia articles in 11 language editions, a strong signal of global cultural recognition.[22]

References

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

Direct Wikidata claims

  1. [3] . wikidata.org.
  2. [4] . The IMA List of Minerals (November 2018). wikidata.org.
  3. [5] . Handbook of Mineralogy. wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . Fleischer’s Glossary of Mineral Species 2014. wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . mineralienatlas.de. wikidata.org.
  8. [10] . IMA/CNMNC List of Mineral Names (March 2007). wikidata.org.
  9. [11] . Freebase Data Dumps. wikidata.org.
  10. [12] . Mineralogische Tabellen : Eine Klassifizierung der Mineralien auf kristallchemischer Grundlage, mit einer Einfuhrung in die Kristallchemie (1982). wikidata.org.
  11. [13] . mineralienatlas.de. wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . The IMA List of Minerals (May 2021). wikidata.org.
  15. [17] . Portlandite, a new mineral from Scawt Hill, Co. Antrim. wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . IMA–CNMNC approved mineral symbols. wikidata.org.
  19. [21] . OpenAlex. Retrieved . docs.openalex.org. Provenance: wikidata.org.

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [22] . Wikidata sitelinks. 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). portlandite. Retrieved May 3, 2026, from https://4ort.xyz/entity/portlandite
MLA “portlandite.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/portlandite.
BibTeX @misc{4ortxyz_portlandite_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{portlandite}}, year = {2026}, url = {https://4ort.xyz/entity/portlandite}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): portlandite — https://4ort.xyz/entity/portlandite (retrieved 2026-05-03)

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