coltan

\kɔl.tɑ̃\

/\kɔl.tɑ̃\/ noun

The verdict

“coltan” is uncommon French (frequency #81,895 among 8,609 “C” headwords), classed as a noun. The kind of spelling people second-guess.

#81,895
frequency rank, French
8,609
“C” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Minerai de couleur noire ou brun-rouge contenant deux minéraux associés, la colombite (Fe, Mn) (Nb, Ta)₂O₆ et la tantalite (Fe, Mn) (Ta, Nb)₂O₆.

Corpus desk

Index FR-coltan · coltan · French

coltan · rank #81,895 · 0 variants · 0 confusables

  • FREQ-RARE #81,895
  • LEN-LONG 6 letters
  • VOW-2 2 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-DENSE 8,609
  • PHOTO-FINISH colorisation

Nearest frequency peer: colorisation (-1 rank slots)

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Rangs de longue queue près de « coltan »

Bande clairsemée: les barres inversent le rang pour que le rare se lise plus court

corpus weight

What this shows Vue de longue queue: où « coltan » se situe face à des rangs français aussi rares.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for coltan
PropertyValue
Headwordcoltan
LanguageFrench
Part of speechNoun
IPA\kɔl.tɑ̃\
Letters6
Frequency rank#81,895
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Longue queue: rang de « coltan » en français

De gauche à droite: le peu qui porte la parole quotidienne, puis la longue queue quasi invisible.coltantombe dans cette queue de rareté:

#1#100#1K#10K#100K
← used constantlyrarely used →

L'axe est logarithmique: chaque tic marque environ dix fois moins de fréquence. Voisins rares de la même bande: « colorisation » (#81,894), « combatifs » (#81,896), « codecs » (#81,893). Parmi 8,609 lemmes en « C », « coltan » est au #81,895. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

coltan is uncommon French at frequency #81,895 among 8,609 “C” headwords, classed as anoun, transcribed \kɔl.tɑ̃\. Rarity is why readers land here mid-draft. Gloss: "Minerai de couleur noire ou brun-rouge contenant deux minéraux associés, la colombite (Fe, Mn) (Nb, Ta)₂O₆ et la tantalite (Fe, Mn) (Ta, Nb)₂O₆.".

coltan doesn't appear in our generated misspelling index, suggesting the orthography follows predictable French patterns. Our dataset records no confusable match here, which typically means the spelling is too distinctive to be mistaken for another word.

This entry's etymology isn't recorded, leaving phoneme-to-grapheme mapping as the best guide to its spelling rather than a borrowing history. The correct French form is coltan, spelled C-O-L-T-A-N.

Definition

  1. 1
    Minerai de couleur noire ou brun-rouge contenant deux minéraux associés, la colombite (Fe, Mn) (Nb, Ta)₂O₆ et la tantalite (Fe, Mn) (Ta, Nb)₂O₆.

Recorded use

Wiktionary example

These source excerpts show how coltan appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. Aujourd’hui, c’est le coltan, l’etin, le diamant, l’or, le cuivre du Congo et bien d’autres ressources qui sont recherchées de tous les riches du monde.

Synonyms

colombite-tantalitecolombo-tantalite

This word in other languages

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 French corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "coltan"?
"coltan" is spelled C-O-L-T-A-N. The IPA pronunciation is \kɔl.tɑ̃\.
What does "coltan" mean?
As a noun, "coltan" means: Minerai de couleur noire ou brun-rouge contenant deux minéraux associés, la colombite (Fe, Mn) (Nb, Ta)₂O₆ et la tantalite (Fe, Mn) (Ta, Nb)₂O₆.
How do you pronounce "coltan"?
The IPA (International Phonetic Alphabet) transcription for "coltan" is \kɔl.tɑ̃\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "coltan" come from?
"coltan" is a French word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Similar French words by spelling shape

Same letter count and similar misspelling depth for "coltan", not the corpus desk frequency band.

Same letter count

Frequency-ranked French headwords with 6 letters (nearest by frequency rank).

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list