manganese

Noun
  1. A hard brittle grey polyvalent metallic element that resembles iron but is not magnetic;
    Used in making steel;
    Occurs in many minerals (synset 114668832)
    is a type of: metal, metallic element - any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.
    substance meronym:
    • hausmannite - a mineral consisting of manganese tetroxide; a source of manganese
    • manganite - a black mineral consisting of basic manganese oxide; a source of manganese
    • psilomelane - a mineral consisting of hydrated basic oxide of manganese and barium; a source of manganese
    • pyrolusite - a mineral consisting of manganese dioxide; an important source of manganese
    • rhodochrosite - a mineral consisting of manganese carbonate; a source of manganese
    same as: atomic number 25, mn

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