Evans,I.O. <br/><br/>
Rocks minerals & gemstones 

 - London  Hamplyn   1972 
 - 128p., ill.,  28 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earth <br/>Sedimentary rocks <br/>Minerals
<br/><br/><label>Universal Decimal Class. No.: </label>552:553:671.16  /