Bonewitz, Ra. <br/><br/>
Rock and gem 
 Smithsonian rock and gem 
Ronald Louis Bonewitz ; consultants, Margaret Carruthers, Richard Efthim. 
 - New York, N.Y.  DK Pub.  c2008. 
 - 360 p.  col. ill.  24 cm. 
<br/><br/> Includes index. 
<br/><br/>Origins -- Rocks -- Minerals -- Fossils. 
<br/><br/><label>ISBN: </label>9780756633424 (pbk.) 
<br/><br/><label>LCCN: </label>2008272981 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rocks<br/>Fossils<br/>Precious stones<br/>Minerals<br/>Gems
<br/><br/><label>LC Class. No.: </label>QE432  / .B56 2008 
<br/><br/><label>Dewey Class. No.: </label>552  / B7129r