grisounite

/ɡrɪˈsuːnaɪt/ (gris-OO-nite)

Definitions

1. noun

A type of rare mineral, typically formed from the oxidation of iron and sulfur compounds.

“The geologist discovered a previously unknown specimen of grisounite deep within the cave system.”

Synonyms

  • rare earth mineral
  • sulfide mineral

Antonyms

  • common mineral
  • oxide mineral