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Noun: dolomite  'dow-lu`mIt or 'dó-lu`mIt [N. Amer], 'dó-lu`mIt [Brit]
  1. A kind of sedimentary rock resembling marble or limestone but rich in magnesium carbonate
     
  2. A light coloured mineral consisting of calcium magnesium carbonate; a source of magnesium; used as a ceramic and as fertilizer
    - bitter spar

Derived forms: dolomites

See also: dolomitic

Type of: mineral, rock, stone

Encyclopedia: Dolomite