manganite

Noun
  1. A black mineral consisting of basic manganese oxide;
    A source of manganese (synset 114705261)
    is a type of: mineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition
    substance holonym: atomic number 25, manganese, mn - a hard brittle grey polyvalent metallic element that resembles iron but is not magnetic; used in making steel; occurs in many minerals

Found on Word Lists

Other Searches