cummingtonite

[ kuhm-ing-tuh-nahyt ]
/ ˈkʌm ɪŋ təˌnaɪt /

noun

an amphibole mineral, magnesium-iron silicate, similar in composition to anthophyllite but richer in iron.

Nearby words

  1. cummer,
  2. cummerbund,
  3. cummin,
  4. cummings,
  5. cummings, e. e.,
  6. cumquat,
  7. cumshaw,
  8. cumulate,
  9. cumulation,
  10. cumulative

Origin of cummingtonite

named after Cummington, Mass., where it is found; see -ite1

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