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manganitemore about manganite

manganite


  2  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Manganite  \Man"ga*nite\,  n. 
  1.  (Min.)  One  of  the  oxides  of  manganese;  --  called  also 
  {gray  manganese  ore}.  It  occurs  in  brilliant  steel-gray  or 
  iron-black  crystals,  also  massive. 
 
  2.  (Chem.)  A  compound  of  manganese  dioxide  with  a  metallic 
  oxide;  so  called  as  though  derived  from  the  hypothetical 
  manganous  acid. 
 
  From  WordNet  r  1.6  [wn]: 
 
  manganite 
  n  :  a  black  mineral  consisting  of  basic  manganese  oxide;  a 
  source  of  manganese 




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