Mondadori Arnoldo <br/><br/>
Macdonald encyclopedia of rocks and minerals 

 -  1977 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>55684 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Minerals-Encyclopedia<br/>Rocks-Encyclopedia
<br/><br/><label>Dewey Class. No.: </label>H2k, L7         RR