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  1  definition  found 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
  Enstatite  \En"sta*tite\,  n.  [Named  fr  Gr  ?  an  adversary, 
  because  infusible  before  the  blowpipe.]  (Min.) 
  A  mineral  of  the  pyroxene  group  orthorhombic  in 
  crystallization;  often  fibrous  and  massive;  color  grayish 
  white  or  greenish.  It  is  a  silicate  of  magnesia  with  some 
  iron.  Bronzite  is  a  ferriferous  variety.