Rocks and minerals. 

 - London :    Published for the School Councils by Longman Group,    1 976. 
 - 52 p. :    ill. ;    22 cm. 
 - Patterns. .
<br/><br/><label>ISBN: </label>0582340152 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Rocks.<br/> Minerals.
<br/><br/><label>Dewey Class. No.: </label>P 552 R62