different between alumina vs corundum

alumina

English

Alternative forms

  • aluminia

Etymology

From (combining form of) Latin alumen + -a.

Pronunciation

  • (UK) IPA(key): /??l(j)u?m?n?/

Noun

alumina (countable and uncountable, plural aluminas)

  1. Aluminum oxide, especially when used in mining, material sciences or ceramics.

Derived terms

  • alumian
  • aluminate
  • aluminium

Translations

Anagrams

  • alumian

French

Pronunciation

  • Homophones: aluminas, aluminât

Verb

alumina

  1. third-person singular past historic of aluminer

Latin

Noun

al?mina

  1. nominative plural of al?men
  2. accusative plural of al?men
  3. vocative plural of al?men

Portuguese

Alternative forms

  • alúmina

Noun

alumina f (plural aluminas)

  1. (geology) alumina (aluminium oxide)

alumina From the web:

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  • what aluminum does
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corundum

English

Etymology

From Tamil ????????? (kuruntam, ruby, sapphire) [early 18th century].

Pronunciation

  • (UK, US) IPA(key): /k????n.d?m/

Noun

corundum (countable and uncountable, plural corundums)

  1. (mineralogy) An extremely hard mineral, a form of aluminum oxide with the chemical formula Al2O3, that occurs in the form of the gemstones sapphire and ruby; it is used as an abrasive.

Derived terms

  • carborundum

Translations

Further reading

  • David Barthelmy (1997–2021) , “Corundum”, in Webmineral Mineralogy Database
  • “corundum”, in Mindat.org?[1], Hudson Institute of Mineralogy, 2000–2021.

corundum From the web:

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  • what corundum is used for skyrim
  • corundum meaning
  • corundum what kind of rock
  • corundum what type of rock
  • corundum what minerals
  • what does corundum mean
  • what is corundum stone
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