prehnite

[ prey-nahyt, pren-ahyt ]
/ ˈpreɪ naɪt, ˈprɛn aɪt /
|

noun

a mineral, hydrous calcium aluminum silicate, Ca2Al2Si3O10(OH)2, occurring in light-green reniform aggregates or tabular crystals.

Nearby words

  1. prehensible,
  2. prehensile,
  3. prehension,
  4. prehistoric,
  5. prehistory,
  6. prehominid,
  7. prehormone,
  8. prehuman,
  9. preictal,
  10. preignition

Origin of prehnite

1785–95; named after Col. Van Prehn, 18th-century Dutchman who brought it from South Africa to Europe; see -ite1

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for prehnite