Ulexite
//juˈlɛkˌsaɪt// noun
noun ·Rare ·Advanced level
Definitions
Noun
- 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.
Synonyms
All synonymsEtymology
Named after the German chemist Georg Ludwig Ulex (1811-1883) + -ite.
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.