Origin and mineralogy of clays:  clays and the environment/ 
B. Velde, (Ed.) 
 - Berlin:  Springer-Verlag,  1995. 
 - 334 pages :   ill.ustrations;   24 cm. 
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>3540580123  RM287.62 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Clay minerals..<br/>Clay<br/>Clay minerals--Environmental aspects.<br/>Clay--Environmental aspects