prehnite

P3R1E1H4N1I1T1E1

noun

A mineral, a basic calcium, aluminium and iron aluminosilicate, which occurs in stalactitic aggregates or curved crystals, Ca₂Al₂Si₃O₁₀(OH)₂.

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Meanings

nounprehnite (countable and uncountable, plural prehnites)

plural prehnites

  1. countableuncountablechemistryA mineral, a basic calcium, aluminium and iron aluminosilicate, which occurs in stalactitic aggregates or curved crystals, Ca₂Al₂Si₃O₁₀(OH)₂.

Origin

Named after Dutch colonial governor of Cape of Good Hope Hendrik van Prehn in 1788, Dutch colonial governor. This was the first mineral to be named after a person.

Full word history & related roots →

Translations

Chinese Mandarin 葡萄石
  • 葡萄石 (pútáoshí)mineral
Finnish prehniitti
  • prehniittimineral
Japanese 葡萄石
  • 葡萄石 (budōseki)mineral
Spanish prehnita
  • prehnitamineral

Rhymes & wordplay

Anagrams

nephritetrephine
Cite this entry
APA

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

MLA

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

Chicago

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

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