alunite

A1L1U1N1I1T1E1

noun

A gray whitish, water-soluble mineral, potassium aluminium sulphate; the natural source of alum, KAl₃(SO₄)₂(OH)₆.

Similar
alum stone
Scrabble 7
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Meanings

nounalunite (countable and uncountable, plural alunites)

plural alunites

  1. countableuncountablechemistryA gray whitish, water-soluble mineral, potassium aluminium sulphate; the natural source of alum, KAl₃(SO₄)₂(OH)₆.

    Synonyms: alum stone

Synonyms & antonyms

nounA gray whitish, water-soluble mineral, potassium aluminium sulphate; the natural source of alum, KAl₃(SO₄)₂(OH)₆.

Similar
alum stone
Also see
calafatite

Origin

From its earlier name aluminilite, given in 1824.

Full word history & related roots →

Translations

Chinese Mandarin 明礬石 /明矾石
  • 明礬石 /明矾石 (míngfánshí)mineral
Finnish aluniitti
  • aluniittimineral
French alunite
  • alunitemineral
German Alunit
  • Alunitmineral
Italian alunite
  • alunitemineral
Japanese 明礬石
  • 明礬石 (myōbanseki)mineral
Polish ałunit
  • ałunitmineral
Portuguese alunita
  • alunitamineral
Russian алуни́т
  • алуни́т (alunít)mineral
Spanish alunita
  • alunitamineral
Swedish alunit, alunsten
  • alunitmineral
  • alunstenmineral
Cite this entry
APA

alunite. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/alunite

MLA

“alunite.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/alunite. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “alunite,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/alunite.

Source: alunite on Wiktionary, CC BY-SA 4.0.