Meaning of manganite

man•ga•nite

Pronunciation: (mang'gu-nīt"), [key]
— n.
  1. a gray to black mineral, hydrous manganese oxide, MnO(OH); gray manganese ore.
  2. any of a series of salts containing tetravalent manganese and derived from either of two acids, HMnO or HMnO.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also: