Industrial minerals directory :  a world guide to producers and processors / 
editor, Joyce Griffiths. 
 - 3rd ed. 
 - Surrey :  Industrial Minerals Information Ltd.,  1995. 
 - 553 p. :  ill. ;  22 cm. 
<br/><br/><label>ISBN: </label>0947671838  RM995.46 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mineral industries--Directories.<br/>Industrial minerals industry--Dictionaries.