English Explanatory Dictionary

oneillite

English dictionary entry

Meanings

noun
  1. A trigonal-pyramidal yellowish brown mineral containing calcium, chlorine, hydrogen, iron, manganese, niobium, oxygen, silicon, sodium, and zirconium.

Word forms

oneillite

Etymology

Named after Canadian geologist with the Geological Survey of Canada, John Johnston O'Neill (1886–1966), + -ite.

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