Harris, Susan. <br/><br/>
Gems and minerals / 
by Susan Harris ; [line ill. by Ken Scott]. 
 - New York :  F. Watts,  1980. 
 - 48 p. :  col. ill. ;  22 cm. 
<br/><br/> Includes index. 
<br/><br/> Describes in simple language the characteristics and uses of minerals and gems. 
<br/><br/><label>ISBN: </label>0531032418 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Precious stones--Juvenile literature.<br/>Mineralogy--Juvenile literature.<br/>Mineralogy.<br/>Gems.
<br/><br/><label>LC Class. No.: </label>QE392  / .H37 
<br/><br/><label>Dewey Class. No.: </label>549