Magnesite

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Magnesite \Mag"ne*site\, n. [Cf. F. magn['e]site.] (Min.)
     Native magnesium carbonate occurring in white compact or
     granular masses, and also in rhombohedral crystals.
     [1913 Webster]

From WordNet (r) 2.0 [wn]:



  magnesite
       n : a black magnetic mineral consisting of magnesium carbonate;
           a source of magnesium