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loadstonemore about loadstone


  3  definitions  found 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
  Loadstone  \Load"stone`\,  Lodestone  \Lode"stone\,  n.  [Load,  lode 
  +  stone.]  (Min.) 
  A  piece  of  magnetic  iron  ore  possessing  polarity  like  a 
  magnetic  needle.  See  {Magnetite}. 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
  Magnetite  \Mag"net*ite\,  n.  (Min.) 
  An  oxide  of  iron  ({Fe3O4})  occurring  in  isometric  crystals, 
  also  massive,  of  a  black  color  and  metallic  luster.  It  is 
  readily  attracted  by  a  magnet  and  sometimes  possesses 
  polarity,  being  then  called  {loadstone}.  It  is  an  important 
  iron  ore.  Called  also  {magnetic  iron}. 
  From  WordNet  r  1.6  [wn]: 
  n  1:  magnetite  that  possess  polarity  and  has  the  power  to  attract 
  as  well  as  to  be  attracted  magnetically  [syn:  {lodestone}] 
  2:  magnetite  that  has  polarity  [syn:  {lodestone}] 

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