Green, Dan,  1975 June 20- <br/><br/>
The rock & gem book :  ...and other treasures of the natural world / 
 Rock and gem book 
by Dan Green. 
 - 208 pages :  color illustrations ;  29 cm. 
<br/><br/> Includes index. 
<br/><br/>Our rocky planet -- The rock cycle -- Rocks -- Minerals and gems -- Fossils -- Shells -- Famous treasures. 
<br/><br/> A visual guide that examines rocks, gems, and other minerals. 
<br/><br/> 7.1  3-6  IG1130L  Lexile 
<br/><br/><label>ISBN: </label>9781465450708 146545070X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rocks--Identification.<br/>Gems--Identification.<br/>Minerals--Identification.<br/>Rocks--Identification.<br/>Gems--Identification.<br/>Minerals--Identification.
<br/><br/><label>Dewey Class. No.: </label>552 GRE