Standard Lemma guide

ulexite

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • /ˈjulɛksaɪt/
  • /juˈlɛkˌsaɪt/
  • /ˈjuː.lɪkˌsaɪt/

1

noun

Meaning 1

A white mineral with triclinic crystals, NaCaB5O9·8H2O, noted for its fibers which transmit light by internal reflection, such that a piece with flat faces perpendicular to the fibers' orientation displays an image of whatever is adjacent to its other side.

Definition source: English Wiktionary via Wiktextract

Topics: chemistry, geography, geology, mineralogy, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Named after the German chemist Georg Ludwig Ulex (1811-1883) + -ite.

Across languages

Translations

7 source translations are retained for this English entry.

  • Finnish: uleksiitti — mineral
  • French: ulexite — mineral
  • German: Ulexit — mineral
  • Italian: ulexite — mineral
  • Japanese: 曹灰硼石 (sōkaihōseki) — mineral
  • Portuguese: ulexita — mineral
  • Spanish: ulexita — mineral