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biotite series

micas between, or close to, the annite-phlogopite and siderophyllite-eastonite joins; dark micas without lithium
Thing mineral_series Q105794
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Summary

biotite series is a mineral series[1]. It draws 2,237 Wikipedia views per month (mineral series category, ranking #4 of 34).[2]

Key Facts

  • Subclass of: trioctahedral mica[3]
  • Commons category: Biotite[4]
  • Streak color: white[5]
  • Crystal system: monoclinic crystal system[6]
  • Strunz 8th edition (series ID, updated): VIII/E.05b[7]
  • Nickel-Strunz 9th edition (updated 2009): 9.EC.20[8]
  • Mohs' hardness: 2.5[9]
  • Described by source: Encyclopædia Britannica 11th edition[10]
  • Different from: Q9171910[11]
  • IMA Mineral Symbol: Bt[12]

Body

Influence

Things named for biotite series include hydrobiotite[13], a mineral species[14].

Why It Matters

biotite series has Wikipedia articles in 27 language editions, a strong signal of global cultural recognition.[15] It is known by 39 alternative names across languages and contexts.[16]

Entities named for it include hydrobiotite[13], a mineral species[14].

Related Entities

Beaufai

References

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

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . Mineralogische Tabellen : Eine Klassifizierung der Mineralien auf kristallchemischer Grundlage, mit einer Einfuhrung in die Kristallchemie (1982). wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . IMA–CNMNC approved mineral symbols. wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [13] ↑ . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [14] ↑ . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [15] ↑ . Wikidata sitelinks. wikidata.org.
  3. [16] ↑ . 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). biotite series. Retrieved October 17, 2026, from https://4ort.xyz/entity/biotite-series
MLA “biotite series.” 4ort.xyz Knowledge Graph, 4ort.xyz, 17 Oct. 2026, https://4ort.xyz/entity/biotite-series.
BibTeX @misc{4ortxyz_biotite-series_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{biotite series}}, year = {2026}, url = {https://4ort.xyz/entity/biotite-series}, note = {Accessed: 2026-10-17}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): biotite series — https://4ort.xyz/entity/biotite-series (retrieved 2026-10-17)

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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. 21d ago · Printstream · 2026-09-27 view diff on Wikidata ↗
    Wikipedia languages → ['af', 'ar', 'az', 'be', 'bg', 'ca', 'commons', 'cs', 'de', 'el', 'en', 'es', 'e
    Gnd id → 4145656-7
    Claims rich → —
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/56529|batch #56529]]: Import GNDs from dewiki"
  2. 22w ago · Twofivesixbot bot · 2026-05-16 view diff on Wikidata ↗
    Streak color → white
    Aliases → —
    Subclass of → —
    Mohs' hardness → {'amount': '+2.5'}
    + 7 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|7 */ Yso id: 11132, mv to monolingual text names on YSO statements"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.