Coes, L <br/><br/>
Abrasives 

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 - New York  Springer-Verlag  1971 
 - viii, 177p.   
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<br/><br/><label>Subjects--Index Terms: </label>Economic geology  Ores  Minerals  abrasives  Ceramics  emery  corundum  abrasive minerals  sands 
<br/><br/><label>Dewey Class. No.: </label>553.65